Taylor42202 Taylor42202
  • 07-03-2018
  • Mathematics
contestada

I need to find y but I think I need to solve for x first?

I need to find y but I think I need to solve for x first class=

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zrh2sfo
zrh2sfo zrh2sfo
  • 07-03-2018
I'm confused, it shows y at a right angle = 90°
we can solve for x
(x-7) and (x-3) = x=7

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choixongdong
choixongdong choixongdong
  • 07-03-2018
y is the right triangle so y = 90 degrees
x - 7 + 3x - 3 = 90
4x - 10 = 90
4x = 100
x = 25
Answer Link

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