Question

Resolva as equações abaixo:
a) 2x + 10 15 + 3x = 5
b) x – 4 + 5x = 4x + 8
c) 4x + 2 – 6 = 8

Answer 1

Resposta:

A) 2x + 10 + 15 +3x = 5

5x= -20

x= -20/5

x= -4

B) x – 4 + 5x = 4x + 8

6x - 4x = 8 + 4

2x= 12

x= 12/2

x= 6

C) 4x + 2 – 6 = 8

4x = 8-2+6

4x= 12

x= 12/4

x= 3