In Parallelogram WXYZ, diagonals WY and XZ intersect at A. WA=x2−24 and AY=2x. What is WY?

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WY=
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Iwant to know what 3g+5h+4g-2h is my teacher is too selfish to tell us

The tuition costs, c, for a local community college are modeled by c(h) = 250 + 200h, where h represents the number of credit hours taken. the local state university has tuition costs, s, modeled by the function s(h) = 300 + 180h. how many credit hours will a student have to take for the two tuition costs to be equal? round the answer to the nearest tenth of an hour.

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.