Question

Quanto é a resposta 5x-90=10

Answer 1

5x - 90 = 10 ⇒ 5x = 90 + 10 ⇒ 5x = 100

x = 100÷5

x = 20

Answer 2

5x-90=10
5x=10+90
5x=100
x=100:5
x=20