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OpenStudy (anonymous):
solve linear equations 3x-y=4 7x-2y=12
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OpenStudy (anonymous):
put y= 3x-4 from 1st equation into 2nd equation to get equation in terms of x only from which u can get value of x then u can get value of y by putting value of x in any of the equation.
OpenStudy (anonymous):
am not sure what to do
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