Question

Resolva as equações
A)x+15=35

B)3y-4=28

C)2.(w-2)=16

D)3z-10=z+60

Answer 1

Resposta:

a) x + 15 = 35

x = 35 - 15

x = 20

b) 3y - 4 = 28

3y = 28 + 4

3y = 32

y = 32/3

y = 10,67

c) 2(w-2)=16

2w-4=16

2w=16+4

2w=20

w=20/2

w=10

d) 3z-10=z+60

3z-z=10+60

2z=70

z=70/2

z=35