SOLUTION: Use factoring to solve the equation. 7 z^ 2 = 161 z - 924

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Question 113956: Use factoring to solve the equation.
7 z^ 2 = 161 z - 924

Found 2 solutions by checkley71, stanbon:
Answer by checkley71(8403) About Me  (Show Source):
You can put this solution on YOUR website!
7Z^2=161Z-924
7Z^2-161Z+924=0
7(Z^2-23Z+132)=0
7(Z-11)(Z-12)=0
Z-11=0
Z=11 ANSWER.
Z-12=0
Z=12 ANSWER.

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Use factoring to solve the equation.
7 z^ 2 = 161 z - 924
----------------
7z^2 -161z +924 = 0
(z-12)(7z-77)=0
z = 12 or z = 11
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Cheers,
Stan H.