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Solve this system algebraically. y=x^2-12x+33 y=4x-30 Show your work.
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1 vote
Solve this system algebraically.

y=x^2-12x+33
y=4x-30

Show your work.

User Fonduman
by
7.2k points

1 Answer

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because y=x^2-12x+33 y=4x-30
so x^2-12x+33=4x-30
X^2-12X-4X=-30-33
X^2-16X=-63
X^2-16X+64=-63+64
(X-8)^2=1
X-8=1 and -1
X=9 and X=7

User Renato Zannon
by
8.3k points
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