Question

Help Please with these 2!
Thank you!

Answer 1

if you multiply the denominator by the AB^3 by 7 you wll get your common factor

Explanation:

Answer 2

Explanation:

Question 15:

5(x - 9) - 2(x + 3)

= (5)(x) + (5)(-9) - (2)(x) - (2)(3)

= 5x - 45 - 2x - 6

= 3x - 51

= 3(x - 17).

Question 16:

The terms 36x, 18y and 9 have GCF of 9.

Hence 36x - 18y + 9 = 9(4x - 2y + 1).