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March 26, 2017

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Solve by using the substitution method. (Please keep fractions as they are, don't convert to decimal.)


y= 1/7x + 3
x - 7y= -4

  • Math - ,

    Substitute 1/7x+3 for y in second equation and solve for x. Insert that value into the first equation and solve for y. Check by inserting both values into the second equation.

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