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Mathematics 10 Online
OpenStudy (anonymous):

In the below system, solve for y in the first equation. 3x + y = 9 4x – 3y = 6

OpenStudy (anonymous):

3x + 9 3x – 9 –3x + 9 –3x – 9

OpenStudy (anonymous):

Hi! Let's do your math homework! Just move the 3x over to the other side to isolate y. In other words, subtract 3x from both sides. What do you get?

OpenStudy (anonymous):

–3x + 9

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