Question

Please help!!

Thankssss

Answer 1

Step three contains the error because when expanding -3*-5, the answer is +15, not -15

Answer 2

Step 3.

Explanation:

When you distribute this
`(-3)(x-5)`,

you should get
`-3x+(-3)(-5)`.

However,
`-3*-5=15` and not
`-15` because of the double negative.