Solve this by using FOIL: first – outer – inner – last
F: 3x • 4x = 12x²
O: 3x • -3 = -9x
I: 5 • 4x = 20x
L: 5 • -3 = -15
Combine the terms.
12x² - 9x + 20x - 15
Combine like terms.
12x² + 11x - 15
The "middle" term is 11x.
Hope this helps!
Answer from: Quest
step-by-step explanation:
we are given
since, we have to isolate x on anyone side
so, we can move all x terms on one side
subtract both sides by 2x
add both sides by 9
divide both sides by 4
we get
Answer from: Quest
answer: no
step-by-step explanation:
you are only given the cost not the amount of pounds.
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