Solving Systems of Equations using Substitution
Answer by entering the x and y values of the solution.

If there is no solution or are infinitely many solutions, 
select that choice and leave the x and y values blank
Solving systems
of Equations using
Substitution
Solve the system of equations
No solution (parallel lines)
Infinitely many solutions (same line)
y = x + 3
2x + y = 12
x =
y =
Solve the system of equations
No solution (parallel lines)
Infinitely many solutions (same line)
5x + y = 14
y = 2x
x =
y =
Solve the system of equations
No solution (parallel lines)
Infinitely many solutions (same line)
8x - y = 25
y = 3x
x =
y =
Solve the system of equations
No solution (parallel lines)
Infinitely many solutions (same line)
y = 2x - 1
x + y = 17
x =
y =
Solve the system of equations
No solution (parallel lines)
Infinitely many solutions (same line)
3x + 2y = -11
y = 5x + 1
x =
y =
Solve the system of equations
No solution (parallel lines)
Infinitely many solutions (same line)
x - 2y = -3
x = 3y - 4
x =
y =
Solve the system of equations
No solution (parallel lines)
Infinitely many solutions (same line)
y = -x + 3
3y = x + 21
x =
y =
Solve the system of equations
y = 3x + 56x - 2y = 4
No Solution (parallel lines)
Infinitely many solutions (same line)
x =
y =
Solve the system of equations
No solution (parallel lines)
Infinitely many solutions (same line)
6y = 3x + 18
y = 1/2 x + 3
x =
y =
Solve the system of equations
No solution (parallel lines)
Infinitely many solutions (same line)
y = 2x2y + x = -25
x =
y =
Solve the system of equations
No solution (parallel lines)
Infinitely many solutions (same line)
x = 4 - y
y - x = 0
x =
y =
Solve the system of equations
No solution (parallel lines)
Infinitely many solutions (same line)
11x - y = 100
y = x
x =
y =
Solve the system of equations
No solution (parallel lines)
Infinitely many solutions (same line)
2x - y = 99
y = 2x
x =
y =
Solve the system of equations
No solution (parallel lines)
Infinitely many solutions (same line)
a + s = 674a = 0.5s - 10
a =
s =
Solve the system of equations
No solution (parallel lines)
Infinitely many solutions (same line)
n = 2d + 5
0.05n + 0.10d = 2.25
n =
d =
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