WILL GIVE BRAINLIEST Which expression is equivalent to 7a — 8 — 12a + 4 ?
a -9a
b 31a
c -5a - 4
d 19a + 12

What is the value of f(x) = 2.2 for f(-2)?

I’ve been trying all day to figure this puzzle out. i need the work for it aswell. it is a factoring polynomials tarsia. the image is below.

Aparking garage charges $1.12 for the first hour and 0.50 for each additional hour. what is the maximum length of time tom can park in the garage if we wishes to play no more than $5.62