Question

2) Resolva cada equaçao conforme o exemplo:
2x+5=13=x13-5/2=x=4

A) 4y+8=40
B)6t+2=26
C)3a+10=70
D)2x-20=40
E)7m-5=16

Mim ajudem pfvr..

Answer 1

a) 4y=40-8

y= 32/4 = y=8

b) 6t = 26-2

t= 24/6 = t=4

c) 3a= 70-10

a= 60/3 = a=20

d) 2x= 40+20

x= 60/2 = x=30

e)7m = 16+5

m= 21/7 = m=3