Question

RESOLVA AS EQUAÇÕES ABAIXO:
A) 2 X -5 = X +1
B) 5 X +7 = 4 X +10
C) 4 X -10 = 2 X +2

Answer 1

a) 2x-5=x+1
2x-x=1+5
x=6

b) 5x+7=4x+10
5x-4x=10-7
x=3

c)4x-10=2x+2
4x-2x=2+10
2x=12
x=12/2
x=6