Question

resolva: A) 7x - 4 =24 B) 6x -32 = 4x + 60 C) x + 42 = -5

Answer 1

Explicação passo-a-passo:

a) 7x -4= 24

7x = 24+4

7x = 28

x= 28/7

x= 4

b) 6x -32= 4x +60

6x -4x = 60 +32

2x = 92

x= 92/2

x= 46

c) x + 42 = -5

x= -5 -42

x= -47