Question

A. 24 = -3 + 3n

Answer 1

Answer:

See below.

Step-by-step explanation:

1.)

$24=-3+3n\\27=3n\\9=n$

2.)

$11+4x=x-10\\11+3x=-10\\3x=-21\\x=-7$

3.)

$-216=1+7(1+8m)\\-216=1+7+56m\\-216=8+56m\\-224=56m\\-4=m$

4.)

$3p-3(2-2p)=34+4p\\3p-6+6p=34+4p\\9p-6=34+4p\\5p=40\\p=8$