Question

a) 4x - 20 = 10
b) 5x - 50 = 150

Answer 1

a) 4x - 20 = 10

4x= 10 + 20

4x= 120

x= 30

b) 5x - 50 = 150

5x= 150 + 50

5x= 200

x= 40

Answer 2

Respuesta:

a) 4x - 20 = 100

   4x = 120

   x = 30

b) 5x - 50 = 150

   5x = 200

   x = 40