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Bonjour,
a. x + 5 = -13
x = -18
b. 4x = 26
x = 26/4
c. 5x + 4 = 25
5x = 21
x = 21/5
d. 7x + 6 = 6x + 3
x = -3
P.S : / = divisé
Bonne soirée
a. x + 5 = -13
x = -18
b. 4x = 26
x = 26/4
c. 5x + 4 = 25
5x = 21
x = 21/5
d. 7x + 6 = 6x + 3
x = -3
P.S : / = divisé
Bonne soirée
Bonsoir,
а. х + 5 =-13
X =-18
b. 4x = 26
x = 26 ÷ 4
c. 5x + 4=25
5x = 21
x = 21 ÷ 5
d. 7x+6= 6x+3
X =-3
а. х + 5 =-13
X =-18
b. 4x = 26
x = 26 ÷ 4
c. 5x + 4=25
5x = 21
x = 21 ÷ 5
d. 7x+6= 6x+3
X =-3