0,5 X - 4 = - 2 - 4 + 2 = - 2 Donc, x vaut - 4. Car 0,5 X - 4 = - 4 + 2
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0,5 X - 4 = - 2
- 4 + 2 = - 2
Donc, x vaut - 4.
Car 0,5 X - 4 = - 4 + 2
Verified answer
0.5x - 4 = -x + 20.5x + x = 2 + 4
1.5x = 6
x = 6/1.5
x = 4