resolva as equaçoes
a) 6x=2x+16
b) 2x-5=x+1
c) 2x+3=x+4
d) 5x+7=4x+10
e) 4x-10=2x+2
f) 4x-7=8x-2
URGENTE !
Soluções para a tarefa
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a) 6x=2x+16
6x-2x=+16
4x=+16
x=16/4
x=4
b) 2x-5=x+1
2x-x=5+1
x=6
c) 2x+3=x+4
2x-x=-3+4
x=1
d) 5x+7=4x+10
5x-4x=-7+10
x=3
e) 4x-10=2x+2
4x-2x=+10+2
2x=12
x=12/2
x=6
f) 4x-7=8x-2
4x-8x=+7-2
-4x=-5.(-1)
4x=5
x=5/4
x=1.25
6x-2x=+16
4x=+16
x=16/4
x=4
b) 2x-5=x+1
2x-x=5+1
x=6
c) 2x+3=x+4
2x-x=-3+4
x=1
d) 5x+7=4x+10
5x-4x=-7+10
x=3
e) 4x-10=2x+2
4x-2x=+10+2
2x=12
x=12/2
x=6
f) 4x-7=8x-2
4x-8x=+7-2
-4x=-5.(-1)
4x=5
x=5/4
x=1.25
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