The ordered pair (3, 1) is a solution of the equation 2x - 3y is what?

1 Answer
Tony B
Jun 28, 2016

Substituting the values for (x,y) into the given equation results in the final value of 9.

Explanation:

Let point color(brown)(P_1->(color(blue)(x,y)) ->2color(blue)(x)-3color(blue)(y))

Su by substitution we have (x,y)=(3,1)

color(brown)((2color(blue)(xx3))+(3color(blue)(xx1)))color(green)(=9)

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