Question

resolva as seguintes equaçoes

a)2(x-1)-7=16

b)7(x-2)=5(x+3)

c)2(x-6)=-3(5+x)

d)x/2+x/4=1/2

e)x/2-x/4=5

f)1/3-x/2=1/4

Answer 1

a) 2x-2-7=16
2x=16+9
2x=25
x=25