Question

resolva cada uma das equacões
A)7x+10=6x-5
B)3x+8=5x+16
C)x-4+5x=4x+8
D)25-3a+2=a+17
E)14m+24=10m+2m+30m
F)-x+3=-2x+1
G)0,5x-3=3,5+1,5x
H)2a-3-a+5
I)3x-1=-x+3
J)-x+1=3x=4

Answer 1

a) 7x+10=6x-5
7x-6x=-10-5
x=-15
b) 3x+8=5x+16
3x-5x=16-8
2x=8
x=8/2
x=4