Question

1 Resolva as Equaçôes

A) M+2=4M-5
B)5(2X+3)+2(8X+2)=20
C)-50=8X

Answer 1

a)m+2=4m-5
m-4m=-5-2
-3m=-7
m=-7/-3
m=7/3

b)10x+15+16x+4=20
10x+16x=20-15-4
26x=-1
x=-1/26

c)-50=8x
-8x=50
x=50/-8
x=25/-4

espero ajudar ❤