Answer:
(5x+1)(x+7)
Explanation:
4x^2+26x+6+x^2+10x
5x^2+36x+7
Prove
5x*x + 5x*7 + 1*x + 1*7
= 5x^2 + 35x + x + 7
= 5x^2 + 36x + 7
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