Question

Resolva as Equações:

c) 5x = 45




d) 4x = 44



e) 4x + 8=48​

Answer 1

Resposta:

C) 5x = 45

x = 45/5

x = 9

D) 4x = 44

x = 44/4

x = 11

E) 4x + 8 = 48

4x = 48 - 8

4x = 40

x = 40/4

x = 10

^_^