We have 12 pumpkin pies that need to be shared evenly between 16 people
1 answer:
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9514 1404 393
Answer:
Step-by-step explanation:
Add 9 to both sides of the equation, and divide by the coefficient of B.
T = BA -9
T +9 = BA
(T +9)/A = B
We can rewrite that with B on the left:
B = (T +9)/A
Apply the law of cosines. and solve for A
A = 79.04239272, or 79
A = 79.04239272, or 79