Sagot :
pour simplifier, on prend 3/4 = 0.75
2x + 5 = x - 075
2x - x = -0.75 - 5
x = -5.75
Réponse:
2x + 5 = x - 3 ÷ 4
2x + 5 = x - 0,75
2x + 5 - 5 = x - 0,75 - 5
2x = x - 5,75
2x - x = x - x -5,75
1x = - 5,75
x = - 5,75
pour simplifier, on prend 3/4 = 0.75
2x + 5 = x - 075
2x - x = -0.75 - 5
x = -5.75
Réponse:
2x + 5 = x - 3 ÷ 4
2x + 5 = x - 0,75
2x + 5 - 5 = x - 0,75 - 5
2x = x - 5,75
2x - x = x - x -5,75
1x = - 5,75
x = - 5,75