The answers are the first, third, and last. I took the test.
I would believe A.
4x is a multiple is 2x and you can multiply the second equation by 2, then use elimination.
Answer:
(-1,-8)
Step-by-step explanation:
Answer:
2x^2 +11
Step-by-step explanation:
f(x) = 3x^2 +2
g(x) = x^2 -9
f(x) - g(x) = 3x^2 +2 - (x^2 -9)
Distribute the minus sign
= 3x^2 +2 -x^2 +9
Combine like terms
= 2x^2 +11
Ill say 3 or 4 depends if you also want to put green peppers and salsa