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Mathematics 11 Online
OpenStudy (anonymous):

Solve the system by the elimination method. Check your work. 3a + 5b - 7 = 0 a - 2b - 4 = 0

OpenStudy (midhun.madhu1987):

Multiply the second equation completely by 3 and subtract both equations. Then a will be eliminated and find the value of b.

OpenStudy (anonymous):

So basically your saying multiply a-2b-4=0 by 3.. like every number multiply it by 3?

OpenStudy (midhun.madhu1987):

|dw:1415201183460:dw| find the value of a now... is that clear now?

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