live4dramaoy0yf9
live4dramaoy0yf9 live4dramaoy0yf9
  • 24-10-2018
  • Mathematics
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Please Help with this problem!

Please Help with this problem class=

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juyounglee03
juyounglee03 juyounglee03
  • 24-10-2018

The answer is y=4x/5+7 because

x=0

y=4×0/5+7

y=7

If you want to know whether 2 lines are perpendicular, just multiply the gradients and check if it's -1:

-4/5 ×5/4 = -1

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