Answer:
15x
Explanation:
1. 2x+5 = 7x
2. 4x+4 = 8x
7x + 8x = 15x
8x²+28x+20
(2x+5)(4x+4)
2x*4x=8x²
2x*4=8x
5*4x=20x
5*4=20
8x²+8x+20x+20
-hope it helps
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