bonsoir;
a)
9x = -3/2
x = (-3/2)/2
x = -3/2*1/2
x = -3/4
b)
-3x = 0
x= 0
c)
1/2 -7x = 0
1/2 = 7x
x = (1/2) /7
x= 1/2 *1/7
x = 1/14
d)
6x/5 = -10
6x = -10*5
6x = -50
x = -50/6
x= -25/3
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bonsoir;
a)
9x = -3/2
x = (-3/2)/2
x = -3/2*1/2
x = -3/4
b)
-3x = 0
x= 0
c)
1/2 -7x = 0
1/2 = 7x
x = (1/2) /7
x= 1/2 *1/7
x = 1/14
d)
6x/5 = -10
6x = -10*5
6x = -50
x = -50/6
x= -25/3