Answer and Step-by-step explanation:






Answer:
c
Step-by-step explanation:
Answer:
Step-by-step explanation:
f(-7)= -3(-7)^2 - 20
f(-7) = -3(49) - 20
= -147 - 20 = -167
-3(2m-7)
Open parenthesis and distribute
-6m + 21
You're done
No, it’s not a linear equation.