SOLUTION: For the following system, use the second equation to make a substitution for x in the first equation. 3x + 2y = 7 x - y + 3 = 0 What is the resulting equation? A.)3x

SOLUTION: For the following system, use the second equation to make a substitution for x in the first equation. 3x + 2y = 7 x - y + 3 = 0 What is the resulting equation? A.)3x - y

Question 1061321: For the following system, use the second equation to make a substitution for x in the first equation.
3x + 2y = 7
x - y + 3 = 0
What is the resulting equation?
A.)3x - y - 3 + 2y = 7
B.)3(y - 3) + 2y = 7
C.)3y - 3 + 2y = 7
Answer by josgarithmetic(39630) (Show Source): You can put this solution on YOUR website!
Starting with your SECOND equation,

Substituting for x into the FIRST equation,
-------the initial result, which can continue until solve for y.

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