Resolva as equações:
a) 4x - 8 = 2x + 6
b) 7x + 1 = 6x + 6
c) 5x - 3 = 2x - 9
d) 4x - 7 + x = 1
e) 3 - 2x = 4x
a) 4x - 8 = 2x + 6
b) 7x + 1 = 6x + 6
c) 5x - 3 = 2x - 9
d) 4x - 7 + x = 1
e) 3 - 2x = 4x
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4x+2x=6+8
6x=14
x= 14/6
b) 7x+1=6x+6
7x+6x=6+1
13x= 7
x=7/13
c) 5x-3=2x-9
5x+2x=-9+3
7x=-6
x=-6/7
d) 4x-7+x=1
4x+x=1+7
5x=8
x=8/5
e) 3-2x=4x
-2x+4x=-3
2x=-3
x=-3/2
Espero ter ajudado.