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Melissadsp
@Melissadsp
May 2019
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Bonjours, je suis en 4ème et j'ai besoin d'aide en maths pour résoudre les équations suivantes :
-5x + 4 = 6x +8
3(2x - 7) = -2(5x +4) -10
Merci beaucoup
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-5x + 4 = 6x +8
-5x-6x=8-4
-11x=4
x=4/-11
3(2x - 7) = -2(5x +4) -10
6x-21=-10x-8-10
6x+10x+8x=-10+21
24x=11
x=11/24
0 votes
Thanks 0
nadiab
-5x + 4 = 6x +8
-5x-6x=8-4
-11x=4
x=-4/11
3(2x - 7) = -2(5x +4) -10
6x-21=-10x-8-10
6x+10x=-18+21
16x=-3
x=-3/16
1 votes
Thanks 0
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-5x-6x=8-4
-11x=4
x=4/-11
3(2x - 7) = -2(5x +4) -10
6x-21=-10x-8-10
6x+10x+8x=-10+21
24x=11
x=11/24
-5x-6x=8-4
-11x=4
x=-4/11
3(2x - 7) = -2(5x +4) -10
6x-21=-10x-8-10
6x+10x=-18+21
16x=-3
x=-3/16