toniparks44 toniparks44

31-01-2017
Mathematics

Answered

What is y=-4+15 and y=8x-33 in substitution

Verified Answer :

doodle10 doodle10

31-01-2017

8x - 33 = - 4x + 15
12x = 48
x = 4

Then substitute x back into a original equation to find y

y = (8x4) - 33
y = 32 - 33
y = - 1

So the answer is x=4 and y=-1

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