# Solve the system: {(3x,+,y,=,9),(2x,-,y,=,1):}

Question
Systems of equations
Solve the system: {(3x,+,y,=,9),(2x,-,y,=,1):}

2020-12-29

{(3x,+,y,=,9),(2x,-,y,=,1):} Add equation (1) and (2): 5x = 10 x = 2 Substitute x = 2 into equation (1) and solve for y: 3 xx 2 + y = 9 6 + y = 9 y = 9 – 6 y = 3 Thus, the solution is (2,3)

### Relevant Questions

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Solve {(x,+,2y,=,9),(y,=,-2x):}
What is the solution of the system of equations?
y = 2x - 3
5x + y = 11
A (2, 1)
B (1, 2)
C (3, -4)
D (1, -1)
Solve {(2x,+,3y,=,-1),(6x,+,3y,=,-9):}
$$y = x^{2} + 3x − 7$$
$$3x − y = −2$$