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2 years ago

Find y. (geometry) thank you in advance

Mathematics

1 answer:

Arte-miy333 [17]2 years ago

3 0

Answer:

59°

Step-by-step explanation:

γ=cos^-1(18^2+22^2-20^2)/2*18*22)=58.99242°

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–9x + 9y = 9 y = –7 ( , )

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Answer:

x=-8

(-8,-7)

Step-by-step explanation:

–9x + 9y = 9

–9x + 9(-7) = 9 (y=-7)

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-9x=63+9

-9x=72

Both side divide -9

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