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OpenStudy (anonymous):
Anyone please? Solve the following system of equations using the elimination method. 4x+5y =-1 2x+3y=7
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OpenStudy (mertsj):
Multiply the second equation by -2 and add the result to the first equation.
OpenStudy (mertsj):
That will eliminate x
OpenStudy (mertsj):
Tell me what you get.
OpenStudy (anonymous):
umm 4x-6y=-14 ?
OpenStudy (mertsj):
Just about Watch this.
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OpenStudy (mertsj):
\[-2(2x+3y=7)=-4x-6y=-14\]
OpenStudy (mertsj):
Now add that to the first equation.
OpenStudy (mertsj):
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