Question

Resolva as equações a seguir:
A) x+8=13
B) y+7=6
C) x+45=121
D) 2x=1
E)3y-1=29
F)2t+9=15

Answer 1

Resposta:

A) x=13-8

x=5

B)y=6-7

y= -1

C)x=121-45

x=76

D)x=1-2

x= -1

E)3y=29+1

3y=30

y=30/3

y=10

F)2t=15-9

2t=6

t=6/2

t=3

Answer 2

Resposta:

a)5=13-8=5

b)76=121-45=76

c)1=2×1=1

d)30=30-1=29

e)3=15-9=6÷2=3