Resolva as equações : 8(x-3)+2(5-x)=-x
2(-2x+3)-5(2-x)=3(2x+3)
-2(x-5)-3(2x+7)=10-x
y-[5-(7-y)]=(y+6)+2y
3x - 2x+5 = 10
3
3y-5 - y+5 = 5
2 3
2(-2x+3)-5(2-x)=3(2x+3)
-2(x-5)-3(2x+7)=10-x
y-[5-(7-y)]=(y+6)+2y
3x - 2x+5 = 10
3
3y-5 - y+5 = 5
2 3
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