Question

Extract the common factor from
(1) 2.x-2.y
(2) 5.x.x.x+5.3.x.y​

Answer 1

Find your answer on above picture ihope it will help you thank you.

Answer 2

(1) 2x - 2y = 2(x - y)

(2) 5x^3 + 15xy = 5x(x^2 - 3y)