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Question of college algebra
#1
Can someone explain how the values of x and y are 30 and -9? This question is from instantcert, college algebra test.


Solve for x and y:

[Image: p5q40.png]
Solve for x and y:

Correct answer: 30, -9.

I had the answer as 6, -3.
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Messages In This Thread
Question of college algebra - by inertia2018 - 04-30-2019, 11:08 PM
RE: Question of college algebra - by ROYISAGIRL - 04-30-2019, 11:24 PM
RE: Question of college algebra - by bluebooger - 04-30-2019, 11:34 PM
RE: Question of college algebra - by dfrecore - 05-02-2019, 07:30 PM

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