paccianiamaya
paccianiamaya
08-04-2021
Mathematics
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jt8rbz259j
jt8rbz259j
08-04-2021
In this image, the two angles (equations) form a right angle, which is 90°. You combine these equations: 4y-7+3y-1. When you combine like terms, you get 7y-8. You set this equal to 90°. 7y-8=90. Solve for y, and you get y=12.
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