Answer:
-60
Step-by-step explanation:
Factor the problem out using FOIL.
The end result is: −60−84x+9
The value of coefficent a (the number in front of the x^2) is -60.
Number of pennies, nickels, dimes, quarters, and other types of currency contained in a piggy bank:
1 answer:
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Step-by-step explanation:
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Step-by-step explanation:
straight lines are 180 degrees and you have 2 angles on a line. one of which is 72 and the other is unknown. It is solved for below.
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Answer:
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Step-by-step explanation:
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