SOLUTION: Solve by graphing y=-x-1 y=2x-4

Algebra.Com
Question 941613: Solve by graphing
y=-x-1
y=2x-4

Found 2 solutions by TimothyLamb, macston:
Answer by TimothyLamb(4379)   (Show Source): You can put this solution on YOUR website!
y=-x-1
y=2x-4
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x + y = -1
2x - y = 4
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put the system of linear equations into standard form
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x + y = -1
2x - y = 4
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copy and paste the above standard form linear equations in to this solver:
https://sooeet.com/math/system-of-linear-equations-solver.php
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solution:
x = 1
y = -2
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graph:
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Answer by macston(5194)   (Show Source): You can put this solution on YOUR website!

The two lines intersect at the point (1,-2).
You can check by plugging in to each equation
y=-x-1
-2=-1-1
-2=-2
and
y=2x-4
-2=2-4
-2=-2

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