Simplify the expression below 7x { - }^(2) - 4z + 8x { - }^(2) - 5z ​

Question

Simplify the expression below

`7x { - }^(2) - 4z + 8x { - }^(2) - 5z`
​

Answer 1

Answer: -9z + 15/x^2

The correct answer is -9z + 15/x^2 when simplified

Hope this helps =)