SOLUTION: how do you solve and graph the equation x+y=2 y=2x-13

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Question 103767This question is from textbook algebra2
: how do you solve and graph the equation x+y=2 y=2x-13 This question is from textbook algebra2

Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
A) x+y=2
B) y=2x-13
.
A) x=2-y subtract y from each side
B) y=2(2-y)-13 replace x by 2-y.
y=4-2y-13
3y=-9 add 2y to both sides.
y=-3 divide both sides by 3.
.
A) x=2+3 replace y with -3
x=5
.
Ed
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