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Sagot :

Bonjour,

x/2  +4/3= -5x / 4 - 5/6

x/2 +5x/4 = -5/6 -4/3

2x/4 +5x/4 = -5/6 - 8/6

7x/4 = -13/6

7x = -13/6 * 4 =  -52/6

7x =  -26/3

x = (-26/3) /7

x= -26/3 *1/7 = - 26/ 21

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