Answer:
=
Step-by-step explanation:
The answer is (5x - 4y)(2a + b)
10ax + 5bx - 8ay - 4by = 10ax + 5bx - (8ay + 4by) =<span>
= 5x * 2a + 5x * b - (2a * 4y + b * 4y) =
= 5x(2a + b) - 4y(2a + b) =
= (5x - 4y)(2a + b)</span>
Answer:
9x2 and 9x2
Step-by-step explanation:
Answer:

Step-by-step explanation:
Part A ;

Part B ;

Answer:
Step-by-step explanation:
y - 35