SOLUTION: Please Help y=3x x+y=4

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Question 96275: Please Help
y=3x
x+y=4
Answer by checkley71(8403) About Me  (Show Source):
You can put this solution on YOUR website!
Y=3X NOW SUBSTITUTE 3X FOR Y IN THE SECOND EQUATION.
X+3X=4
4X=4
X=1 ANSWER.
Y=3*1
Y=3 ANSWER.