SOLUTION: What is the solution to the system of equations x+3y=12 4x-y=-17

Question 108572: What is the solution to the system of equations
x+3y=12
4x-y=-17
Answer by checkley71(8403) (Show Source): You can put this solution on YOUR website!
X+3Y=12 NOW MULTIPLY THE SECOND EQUATION BY 3 & ADD THEM
12X-3Y=-51
------------------------------------------------------
13X=-39
X=-39/13
X=-3 ANSWER.
-3+3Y=12
3Y=12+3
3Y=15
Y=15/3
Y=5 ANSWER.
PROOF
4*-3-5=-17
-12-5=-17
-17=-17

RELATED QUESTIONS
The solution to the system of equations x+3y=12 4x-y=-17... (answered by jim_thompson5910)

The solution to the system of equations x + 3y = 12 4x - y = -17... (answered by scott8148)

The solution to the system of equations: x + 3y = 12 4x - y = -17 (answered by Fombitz)

The solution to the system of equations x+3y = 12 4x - y = -17 is A. (3,3) B. (answered by jim_thompson5910)

x + 3y = 1 y = 3x +17. Is (-5,2) a solution to the system of... (answered by josgarithmetic)

What is the solution to the following system of equations? 2x+3y=6... (answered by checkley77)

On the grid paper provided, solve each system of linear equations. What is the solution... (answered by Alan3354)

what is the solution of the following system of equations: x^2-y=4... (answered by Alan3354)

Which is a solution for the following system of equations? y = x^2 y=-4x +... (answered by stanbon)