Answer:
4x^2+17x+15
Step-by-step explanation:
(4x-3)(x+5)
= 4x(x+5) -3(x+5)
= 4x^2+ 20x -3x + 15
= 4x^2 + 17x + 15
Answer:
a. 180
Step-by-step explanation:
= 
cross-multiply:
4x = 720
x = 180
7/10 because you add seven and three which equals ten, and seven of them are dimes.
Answer:
B = 0.547
Step-by-step explanation:
edge showed me how
Answer:
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Step-by-step explanation:
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