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Linear Equations G&S
Solving systems of linear equations by graphing and substitution.
Question | Answer |
---|---|
Solve the system of equations by substitution. 2x+y=10 x=y+2 | (4,2) |
Solve the system of equations by substitution. y=4x+4 y=2x+2 | (-1,0) |
Is (4,2) a solution to the system of equations? x+y=5 x-y=5 | No |
Solve the system of equations by substitution. 2x+y=0 3x+y=1 | (1,-2) |
Is (3,-1) a solution to the system of equations? 2x+2y=4 2x=8+2y | Yes |
Is (1,0) a solution to the system of equations? 2x+2y=2 2x-2y=2 | Yes |
Solve the system of equations by substitution. -x+2y=1 y=x+1 | (-1,0) |
Is (4,1) a solution to the system of equations? -x+4y=3 0=-x+5 | No |
Is (1,-3) a solution to the system of equations? x-3y=6 y=-x-2 | No |
Is (-3,2) a solution to the system of equations? 3x+y=-7 -x-y=1 | Yes |