Assuming x doesn't equal -5 simplify (2x+10)^7/(x+5)^6
(2x+10)7(x+5)6
Factor a 2 out of (2x + 10) to get 2(x + 5) .
=(2(x+5))7(x+5)6
Remember that, for example, (ab)3 = ab * ab * ab = aaa * bbb = a3b3
=27(x+5)7(x+5)6
Reduce the fraction by (x + 5)6 .
=27(x+5)1 =128(x+5) =128x+640