12. Subway A can reach a top speed of 48 kilometers per hour. Subway B can reach a
1 answer:
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(7x-6)(8x+3)
Use the FOIL method
F: 7x • 8x = 56x^2
O: 7x • 3 = 21x
I: -6 • 8x = -48x
L: -6 • 3 = -18
Simplify
Your answer is A.
Use the FOIL method
F: 7x • 8x = 56x^2
O: 7x • 3 = 21x
I: -6 • 8x = -48x
L: -6 • 3 = -18
Simplify
Your answer is A.