Answered

Résoudre les équations suivantes.
b. x + 7 = -3
d. x - 7 = -3
a. X + 7 = 3
C. X – 7 = 3
e. 4x = 8
f. 8x = 4
h.
II
g.
= 4
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1
8
4.
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Sagot :

Bjr,

x + 7 = -3

x = - 3 - 7

x = -10

x - 7 = - 3

x = - 3 + 7

x = 4

x + 7 = 3

x = 3 - 7

x = -4

x - 7 = 3

x = 3 + 7

x = 10

4x = 8

x = 8/4 = 2

8x = 4

x = 4/8 = 2/4 = 1/2 = 0.5