Question

Simplify the following algebraic expression:


- 3n(-n+4) - n(3 +7n)

Answer 1

The expression simplified

Answer 2

-4n^2 + -15n

Explanation:

-3n(-n + 4) - n(3 + 7n)

= -3n * -n + -3n * 4 + -n * 3 + -n * 7n

= 3n^2 + -12n + -3n + -7n^2

= -4n^2 + -15n

Cheers.