Question

(-3f – 4g + 9) – 3(2 – 6f + 5g) simplify

Answer 1

3f -9g +7

Explanation:

(–3f – 4g + 9) – (2 – 6f + 5g)

Distribute the minus sign

(–3f – 4g + 9) – 2 + 6f - 5g

I like to line them up vertically

–3f – 4g + 9

+ 6f - 5g -2

------------------------

3f -9g +7

Answer 2

15f - 19g + 3

Explanation:

(-3f - 4g + 9) - 3 • (-6f + 5g + 2)

=15f+19g