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OpenStudy (anonymous):
using the addition method,solve each system of equations 7x+y=35 x+y=5
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OpenStudy (anonymous):
multiply the second by -1 and add it to the first. That will eliminate y and all you have to do is solve for x
OpenStudy (anonymous):
|dw:1331845827206:dw| by multiply 2nd equation by -1 you can change the sign so that y's cancel then solve for x plug x value into one of the eqquations to identify value of y
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