Is it 2 different questions or just one?
Hi there! :)
4x=-36
Divide both sides by 4 in order to isolate x:
x=-9
Hope this helps you and have a nice day!
~Just a joyful teen

Paying off a debt over time with planned payments, so kind of like mortgage on a house.
A,B,E
C in case y=1, im not entierly sure what is implied by identity unless youre talking composition or inverses
Answer:
2976 in³
Step-by-step explanation:
Stool volume = upper smaller prism + Lower bigger prism
Stool volume = 8 x 6 x 12 + 20 x 12 x 10 = 576 + 2400 = 2976
check: volume = 20 x 12 x 16 - 12 x 12 x 6 = 2976