Triangle ABC is an oblique triangle. If angle A equals 57°, angle B equals 73°, and AB equals 24 in, what is the length of AC?
1 answer:
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Answer:
132 people bought balcony seats and 450 people bought ground seats.
Step-by-step explanation:
We want to solve the system of equations:
We can solve this by using substitution. From the second equation, we can subtract <em>b</em> from both sides:
In the first equation, we can divide both sides by five:
Substitute:
Distribute:
Simplify:
Solve for <em>b: </em>
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Using the modified equation again, substitute:
Evaluate:
Therefore, 132 people bought balcony seats and 450 people bought ground seats.