bonjour
6(x-2)- 4x +92 = 17
on développe selon k(a+b) = ka+kb
soit
6x-12 - 4x+92=17
6x - 2x - 12 + 92 = 17
2x + 80 = 17
2x = 17-80
x = -63/2
x = -31,5
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bonjour
6(x-2)- 4x +92 = 17
on développe selon k(a+b) = ka+kb
soit
6x-12 - 4x+92=17
6x - 2x - 12 + 92 = 17
2x + 80 = 17
2x = 17-80
x = -63/2
x = -31,5