4t ESO/4.05 INEQUACIONS/4.05.1 Inequacions de 1r grau amb 1 incògnita 4.05.1.14Q tipus ax+bINFcx+d ALEATORI Resoleu l'equació

#eq_01

Format de la resposta x< 3/5 (simplificada)

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xmlns="http://www.w3.org/1998/Math/MathML"><mi>eq_01</mi></math></input><output><math xmlns="http://www.w3.org/1998/Math/MathML"><mo>-</mo><mn>24</mn><mo>*</mo><mi>x</mi><mo>-</mo><mn>28</mn><mo>></mo><mn>18</mn><mo>*</mo><mi>x</mi><mo>-</mo><mn>27</mn></math></output></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>eq2</mi></math></input><output><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>eq2</mi></math></output></command><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>r_11</mi></math></input><output><math xmlns="http://www.w3.org/1998/Math/MathML"><mi>x</mi><mo><</mo><mo>-</mo><mfrac><mn>1</mn><mn>42</mn></mfrac></math></output></command></group><group><command><input><math xmlns="http://www.w3.org/1998/Math/MathML"/></input></command></group></session>]]></wirisCasSession><correctAnswers><correctAnswer type="mathml"><![CDATA[<math xmlns="http://www.w3.org/1998/Math/MathML"><mo>#</mo><mi>r</mi><mo>_</mo><mn>11</mn></math>]]></correctAnswer></correctAnswers><assertions><assertion name="check_simplified"/><assertion name="syntax_expression"/><assertion name="equivalent_symbolic"/></assertions><options><option name="tolerance">10^(-4)</option><option name="relative_tolerance">false</option><option name="precision">4</option><option name="implicit_times_operator">false</option><option name="times_operator">·</option><option name="imaginary_unit">i</option></options><localData><data name="inputField">textField</data><data name="gradeCompound">and</data><data name="gradeCompoundDistribution"></data><data name="casSession"/></localData></question> Primer fem desaparèixer les x de la dreta i els nombres de l'esquerra, sumant o restant als dos costats de l'igual:

cal #g #c_1·x als dos costats
cal #p #b_1 als dos costats

i ens queda #e2

Atenció: quan es divideix al final per #m11, si és negatiu, cal canviar el sentit de la inequació.

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