Is (2, 7) a solution to this system of equations? x + y = 9 3x + 13y - 9

asked Feb 3, 2022 2.7k views

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Is (2, 7) a solution to this system of equations?
x + y = 9
3x + 13y - 9

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7 votes

Answer:

Explanation:

Assuming that you put the wrong sign for the second equation if you plug (2,7) into the two equations it only works for one equation.

ThottChief answered Feb 10, 2022

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