Categoria per defecte en Matemàtiques - 4t dESO/Equacions/Eq. primer grau/Equacions de primer grau/Equacions amb denominadors $$ \frac{-10 + 2 x } {2} = \frac{-2 x + 3} {-3} $$ $$ \frac{-10 + 2 x } {2} = \frac{-2 x + 3} {-3} $$ 1 0.1 0 0 0 12 $$ \frac{-11 + 5 x } {-2} = \frac{2 x + 11} {-3} $$ $$ \frac{-11 + 5 x } {-2} = \frac{2 x + 11} {-3} $$ 1 0.1 0 0 0 5 $$ \frac{-12 - 8 x } {-4} + \frac{3 - 7 x } {4} = 3 x + 12 $$ $$ \frac{-12 - 8 x } {-4} + \frac{3 - 7 x } {4} = 3 x + 12 $$ 1 0.1 0 0 0 -3 $$ \frac{-12 + 3 x } {4} = \frac{8 - 4 x } {-4} $$ $$ \frac{-12 + 3 x } {4} = \frac{8 - 4 x } {-4} $$ 1 0.1 0 0 0 -4 $$ \frac{-14 - 3 x } {-2} = \frac{4 - 2 x } {-4} $$ $$ \frac{-14 - 3 x } {-2} = \frac{4 - 2 x } {-4} $$ 1 0.1 0 0 0 -8 $$ \frac{-19 x + 1} {2} + \frac{-22 + 2 x } {-2} = 14 - 13 x $$ $$ \frac{-19 x + 1} {2} + \frac{-22 + 2 x } {-2} = 14 - 13 x $$ 1 0.1 0 0 0 1 $$ \frac{-2 x - 10} {-4} + \frac{2 x + 4} {-3} = 2 x + 25 $$ $$ \frac{-2 x - 10} {-4} + \frac{2 x + 4} {-3} = 2 x + 25 $$ 1 0.1 0 0 0 -11 $$ \frac{-2 x - 16} {-3} = \frac{-2 x - 8} {-2} $$ $$ \frac{-2 x - 16} {-3} = \frac{-2 x - 8} {-2} $$ 1 0.1 0 0 0 4 $$ \frac{-2 x - 4} {-2} + \frac{-3 x - 1} {2} = 2 x - 16 $$ $$ \frac{-2 x - 4} {-2} + \frac{-3 x - 1} {2} = 2 x - 16 $$ 1 0.1 0 0 0 7 $$ \frac{-2 x + 14} {3} + \frac{-2 x - 2} {-2} = 2 x - 11 $$ $$ \frac{-2 x + 14} {3} + \frac{-2 x - 2} {-2} = 2 x - 11 $$ 1 0.1 0 0 0 10 $$ \frac{-2 x + 2} {-4} = \frac{3 x + 5} {4} $$ $$ \frac{-2 x + 2} {-4} = \frac{3 x + 5} {4} $$ 1 0.1 0 0 0 -7 $$ \frac{-2 x + 8} {-6} = \frac{-14 + 2 x } {3} $$ $$ \frac{-2 x + 8} {-6} = \frac{-14 + 2 x } {3} $$ 1 0.1 0 0 0 10 $$ \frac{-23 x + 8} {5} = \frac{20 x - 2} {-6} $$ $$ \frac{-23 x + 8} {5} = \frac{20 x - 2} {-6} $$ 1 0.1 0 0 0 1 $$ \frac{-3 + 3 x } {-12} + \frac{-2 x + 8} {2} = -1 - 2 x $$ $$ \frac{-3 + 3 x } {-12} + \frac{-2 x + 8} {2} = -1 - 2 x $$ 1 0.1 0 0 0 -7 $$ \frac{-3 x - 5} {-5} + \frac{1 - 3 x } {-2} = -14 + 5 x $$ $$ \frac{-3 x - 5} {-5} + \frac{1 - 3 x } {-2} = -14 + 5 x $$ 1 0.1 0 0 0 5 $$ \frac{-3 x - 8} {-2} + \frac{3 x + 12} {-3} = 2 x + 12 $$ $$ \frac{-3 x - 8} {-2} + \frac{3 x + 12} {-3} = 2 x + 12 $$ 1 0.1 0 0 0 -8 $$ \frac{-4 - 2 x } {-4} = \frac{-2 x - 9} {-3} $$ $$ \frac{-4 - 2 x } {-4} = \frac{-2 x - 9} {-3} $$ 1 0.1 0 0 0 -12 $$ \frac{-4 + 4 x } {-3} = \frac{-5 x - 9} {2} $$ $$ \frac{-4 + 4 x } {-3} = \frac{-5 x - 9} {2} $$ 1 0.1 0 0 0 -5 $$ \frac{-4 + 4 x } {3} + \frac{-5 x - 1} {-7} = 4 x - 9 $$ $$ \frac{-4 + 4 x } {3} + \frac{-5 x - 1} {-7} = 4 x - 9 $$ 1 0.1 0 0 0 4 $$ \frac{-6 + 12 x } {-2} = \frac{-10 + 8 x } {-2} $$ $$ \frac{-6 + 12 x } {-2} = \frac{-10 + 8 x } {-2} $$ 1 0.1 0 0 0 -1 $$ \frac{-6 + 2 x } {-3} = \frac{-6 - 2 x } {6} $$ $$ \frac{-6 + 2 x } {-3} = \frac{-6 - 2 x } {6} $$ 1 0.1 0 0 0 9 $$ \frac{10 - 4 x } {-11} = \frac{-2 + 6 x } {10} $$ $$ \frac{10 - 4 x } {-11} = \frac{-2 + 6 x } {10} $$ 1 0.1 0 0 0 -3 $$ \frac{10 + 4 x } {-6} + \frac{-2 x + 22} {2} = -4 + 5 x $$ $$ \frac{10 + 4 x } {-6} + \frac{-2 x + 22} {2} = -4 + 5 x $$ 1 0.1 0 0 0 2 $$ \frac{12 - 4 x } {-2} = \frac{2 x + 6} {3} $$ $$ \frac{12 - 4 x } {-2} = \frac{2 x + 6} {3} $$ 1 0.1 0 0 0 6 $$ \frac{13 - 2 x } {7} + \frac{-2 x - 24} {-2} = -9 - 5 x $$ $$ \frac{13 - 2 x } {7} + \frac{-2 x - 24} {-2} = -9 - 5 x $$ 1 0.1 0 0 0 -4 $$ \frac{15 x - 9} {2} + \frac{25 x + 9} {-4} = 8 + 16 x $$ $$ \frac{15 x - 9} {2} + \frac{25 x + 9} {-4} = 8 + 16 x $$ 1 0.1 0 0 0 -1 $$ \frac{2 x - 1} {3} + \frac{2 - 2 x } {-2} = -5 + 2 x $$ $$ \frac{2 x - 1} {3} + \frac{2 - 2 x } {-2} = -5 + 2 x $$ 1 0.1 0 0 0 11 $$ \frac{2 x - 2} {-7} = \frac{-6 - 4 x } {9} $$ $$ \frac{2 x - 2} {-7} = \frac{-6 - 4 x } {9} $$ 1 0.1 0 0 0 -6 $$ \frac{2 x - 4} {-6} + \frac{3 x - 6} {2} = 3 x - 17 $$ $$ \frac{2 x - 4} {-6} + \frac{3 x - 6} {2} = 3 x - 17 $$ 1 0.1 0 0 0 8 $$ \frac{2 x - 4} {-6} = \frac{-2 x - 4} {4} $$ $$ \frac{2 x - 4} {-6} = \frac{-2 x - 4} {4} $$ 1 0.1 0 0 0 -10 $$ \frac{2 x + 10} {-3} = \frac{-3 x - 3} {3} $$ $$ \frac{2 x + 10} {-3} = \frac{-3 x - 3} {3} $$ 1 0.1 0 0 0 7 $$ \frac{2 x + 12} {3} + \frac{-12 - 2 x } {6} = 22 + 2 x $$ $$ \frac{2 x + 12} {3} + \frac{-12 - 2 x } {6} = 22 + 2 x $$ 1 0.1 0 0 0 -12 $$ \frac{2 x + 4} {-7} + \frac{2 x + 6} {3} = -2 x - 20 $$ $$ \frac{2 x + 4} {-7} + \frac{2 x + 6} {3} = -2 x - 20 $$ 1 0.1 0 0 0 -9 $$ \frac{2 x + 4} {2} = \frac{-2 x + 3} {-3} $$ $$ \frac{2 x + 4} {2} = \frac{-2 x + 3} {-3} $$ 1 0.1 0 0 0 -9 $$ \frac{2 x + 4} {5} = \frac{8 + 2 x } {6} $$ $$ \frac{2 x + 4} {5} = \frac{8 + 2 x } {6} $$ 1 0.1 0 0 0 8 $$ \frac{2 x + 6} {3} + \frac{2 + 2 x } {-2} = 3 x - 19 $$ $$ \frac{2 x + 6} {3} + \frac{2 + 2 x } {-2} = 3 x - 19 $$ 1 0.1 0 0 0 6 $$ \frac{2 x + 7} {-25} + \frac{4 + 2 x } {-2} = 6 - 2 x $$ $$ \frac{2 x + 7} {-25} + \frac{4 + 2 x } {-2} = 6 - 2 x $$ 1 0.1 0 0 0 9 $$ \frac{25 + 3 x } {2} + \frac{5 x + 5} {-2} = 2 x + 25 $$ $$ \frac{25 + 3 x } {2} + \frac{5 x + 5} {-2} = 2 x + 25 $$ 1 0.1 0 0 0 -5 $$ \frac{3 - 2 x } {-7} + \frac{2 x - 12} {3} = 2 x - 17 $$ $$ \frac{3 - 2 x } {-7} + \frac{2 x - 12} {3} = 2 x - 17 $$ 1 0.1 0 0 0 12 $$ \frac{3 - 2 x } {5} = \frac{12 + 2 x } {-2} $$ $$ \frac{3 - 2 x } {5} = \frac{12 + 2 x } {-2} $$ 1 0.1 0 0 0 -11 $$ \frac{4 - 2 x } {-4} + \frac{-2 x + 2} {-2} = 3 + 2 x $$ $$ \frac{4 - 2 x } {-4} + \frac{-2 x + 2} {-2} = 3 + 2 x $$ 1 0.1 0 0 0 -10 $$ \frac{4 x + 2} {-7} + \frac{-12 - 2 x } {-3} = 4 x - 8 $$ $$ \frac{4 x + 2} {-7} + \frac{-12 - 2 x } {-3} = 4 x - 8 $$ 1 0.1 0 0 0 3 $$ \frac{6 + 4 x } {-9} + \frac{-4 - 3 x } {-2} = 4 x + 19 $$ $$ \frac{6 + 4 x } {-9} + \frac{-4 - 3 x } {-2} = 4 x + 19 $$ 1 0.1 0 0 0 -6 $$ \frac{7 - 2 x } {-5} = \frac{-2 x + 1} {-7} $$ $$ \frac{7 - 2 x } {-5} = \frac{-2 x + 1} {-7} $$ 1 0.1 0 0 0 11 $$ \frac{7 x - 1} {-3} + \frac{6 x - 12} {-4} = 1 - 5 x $$ $$ \frac{7 x - 1} {-3} + \frac{6 x - 12} {-4} = 1 - 5 x $$ 1 0.1 0 0 0 -2 $$ \frac{7 x + 8} {-2} = \frac{-12 x + 2} {2} $$ $$ \frac{7 x + 8} {-2} = \frac{-12 x + 2} {2} $$ 1 0.1 0 0 0 2 $$ \frac{8 x - 5} {-3} = \frac{4 x - 13} {-3} $$ $$ \frac{8 x - 5} {-3} = \frac{4 x - 13} {-3} $$ 1 0.1 0 0 0 -2 $$ \frac{9 - 8 x } {3} = \frac{16 + 3 x } {-5} $$ $$ \frac{9 - 8 x } {3} = \frac{16 + 3 x } {-5} $$ 1 0.1 0 0 0 3 Categoria per defecte en Matemàtiques - 4t dESO/Equacions/Eq. primer grau/Equacions de primer grau/Equacions amb denominadors (calculada) equació amb den.calc Calcula la solució de l'equació següent:

$$\frac{{n1}x}{{d1}}+\frac{{n2}x}{{d2}}=\frac{{n3}x}{{d3}}+{n4}$$

(Recorda, POSA NOMES EL VALOR COM A RESPOSTA, NO POSAR el x=__)

DONA EL RESULTAT AMB 2 DECIMALS.

]]> 1 0.1 0 0 (-{d1}*{d2}*{d3}*{n4})/(-{d2}*{d3}*{n1}-{d1}*{d3}*{n2}+{d1}*{d2}*{n3}) 0.01 1 1 1 private d1 calculated uniform 2 15 0 20 1 2 2 4 3 7 4 9 5 7 6 7 7 8 8 3 9 7 10 14 11 14 12 12 13 7 14 11 15 14 16 3 17 3 18 3 19 10 20 6 20 private d2 calculated uniform 2 15 0 20 1 3 2 6 3 15 4 12 5 12 6 2 7 11 8 11 9 10 10 6 11 8 12 2 13 13 14 4 15 6 16 6 17 4 18 14 19 2 20 6 20 private d3 calculated uniform 2 15 0 20 1 5 2 8 3 10 4 12 5 13 6 10 7 11 8 9 9 6 10 4 11 12 12 9 13 14 14 5 15 4 16 5 17 9 18 12 19 8 20 7 20 private n4 calculated uniform 2 15 0 20 1 3 2 13 3 13 4 14 5 9 6 10 7 8 8 8 9 4 10 10 11 12 12 5 13 10 14 5 15 4 16 5 17 9 18 6 19 9 20 11 20 private n1 calculated uniform -15 15 0 20 1 4 2 -13 3 -1 4 1 5 7 6 -13 7 1 8 13 9 -3 10 -5 11 6 12 11 13 11 14 -14 15 1 16 -6 17 10 18 8 19 -15 20 4 20 private n2 calculated uniform -15 15 0 20 1 5 2 -2 3 11 4 -7 5 -13 6 7 7 -2 8 2 9 -14 10 1 11 -1 12 -12 13 -13 14 8 15 9 16 -7 17 11 18 -8 19 -6 20 -2 20 private n3 calculated uniform -15 15 0 20 1 -3 2 -2 3 -4 4 13 5 -1 6 4 7 -1 8 -6 9 8 10 1 11 -7 12 14 13 8 14 -14 15 -10 16 -5 17 -14 18 6 19 15 20 6 20 equació amb den.calc Calcula la solució de l'equació següent:

$$\frac{{n1}x}{{d1}}+\frac{{n2}x}{{d2}}=\frac{{n3}x}{{d3}}+{n4}$$

(Recorda, POSA NOMES EL VALOR COM A RESPOSTA, NO POSAR el x=__)

DONA EL RESULTAT AMB 2 DECIMALS.

]]> 1 0.1 0 0 (-{d1}*{d2}*{d3}*{n4})/(-{d2}*{d3}*{n1}-{d1}*{d3}*{n2}+{d1}*{d2}*{n3}) 0.01 1 1 2 private d1 calculated uniform 2 15 0 20 1 2 2 4 3 7 4 9 5 7 6 7 7 8 8 3 9 7 10 14 11 14 12 12 13 7 14 11 15 14 16 3 17 3 18 3 19 10 20 6 20 private d2 calculated uniform 2 15 0 20 1 3 2 6 3 15 4 12 5 12 6 2 7 11 8 11 9 10 10 6 11 8 12 2 13 13 14 4 15 6 16 6 17 4 18 14 19 2 20 6 20 private d3 calculated uniform 2 15 0 20 1 5 2 8 3 10 4 12 5 13 6 10 7 11 8 9 9 6 10 4 11 12 12 9 13 14 14 5 15 4 16 5 17 9 18 12 19 8 20 7 20 private n4 calculated uniform 2 15 0 20 1 3 2 13 3 13 4 14 5 9 6 10 7 8 8 8 9 4 10 10 11 12 12 5 13 10 14 5 15 4 16 5 17 9 18 6 19 9 20 11 20 private n1 calculated uniform -15 15 0 20 1 4 2 -13 3 -1 4 1 5 7 6 -13 7 1 8 13 9 -3 10 -5 11 6 12 11 13 11 14 -14 15 1 16 -6 17 10 18 8 19 -15 20 4 20 private n2 calculated uniform -15 15 0 20 1 5 2 -2 3 11 4 -7 5 -13 6 7 7 -2 8 2 9 -14 10 1 11 -1 12 -12 13 -13 14 8 15 9 16 -7 17 11 18 -8 19 -6 20 -2 20 private n3 calculated uniform -15 15 0 20 1 -3 2 -2 3 -4 4 13 5 -1 6 4 7 -1 8 -6 9 8 10 1 11 -7 12 14 13 8 14 -14 15 -10 16 -5 17 -14 18 6 19 15 20 6 20 equació amb den.calc Calcula la solució de l'equació següent:

$$\frac{{n1}x}{{d1}}+\frac{{n2}x}{{d2}}=\frac{{n3}x}{{d3}}+{n4}$$

(Recorda, POSA NOMES EL VALOR COM A RESPOSTA, NO POSAR el x=__)

DONA EL RESULTAT AMB 2 DECIMALS.

$$\frac{{n1}x}{{d1}}+\frac{{n2}x}{{d2}}=\frac{{n3}x}{{d3}}+{n4}$$

(Recorda, POSA NOMES EL VALOR COM A RESPOSTA, NO POSAR el x=__)

DONA EL RESULTAT AMB 2 DECIMALS.

$$\frac{{n1}x}{{d1}}+\frac{{n2}x}{{d2}}=\frac{{n3}x}{{d3}}+{n4}$$

(Recorda, POSA NOMES EL VALOR COM A RESPOSTA, NO POSAR el x=__)

DONA EL RESULTAT AMB 2 DECIMALS.

$$\frac{{n1}x}{{d1}}+\frac{{n2}x}{{d2}}=\frac{{n3}x}{{d3}}+{n4}$$

(Recorda, POSA NOMES EL VALOR COM A RESPOSTA, NO POSAR el x=__)

DONA EL RESULTAT AMB 2 DECIMALS.

$$\frac{{n1}x}{{d1}}+\frac{{n2}x}{{d2}}=\frac{{n3}x}{{d3}}+{n4}$$

(Recorda, POSA NOMES EL VALOR COM A RESPOSTA, NO POSAR el x=__)

DONA EL RESULTAT AMB 2 DECIMALS.