Question

Fatore as expressões: a) 20x + 40y = b) 4a – 16b = c) 5x – 15 = d) 2ax – ay =

Answer 1

acredito ser:

a) 20x + 40y = 20(x + 2y)

b) 4a – 16b = 4(a - 4b)

c) 5x – 15 = 5(x - 3)

d) 2ax – ay = a(2x - y)