Answer:
x = 29
Step-by-step explanation:
Follow the directions: substitute 13 for y in the first equation.
x + 13 = 42
Subtract 13 from both sides of the equation.
x +13 -13 = 42 -13
Answer:i simplified it and got 9 so 3 to the second power
Answer: u need to use the sine and cosine law to solve for amplification
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