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What is the solution to this system of linear equations: y-x=4 and y+2x=1
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2 votes
What is the solution to this system of linear equations:
y-x=4 and y+2x=1

User Fanduin
by
7.2k points

1 Answer

4 votes
-x + y = 4
2x + y = 1
-3x = 3
-3 -3
x = -1
-x + y = 4
-(-1) + y = 4
1 + y = 4
- 1 - 1
y = 3
(x, y) = (-1, 3)
User Yash P Shah
by
7.2k points
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