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OpenStudy (anonymous):
find the solution to this system of equations. 3x+7y=46 -3x-8y=-50
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OpenStudy (anonymous):
we can use the elimination method 3x+7y=46 -3x-8y=-50 we are adding the equation to get rid of a variable, in this case x so -y=-4 divide by -1 y=4 then substitute y into either equation
OpenStudy (anonymous):
3x+7y=46 3x+7(4)=46 3x+28=46 3x=18 x=6
OpenStudy (anonymous):
thank you :)
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