How Many Solutions
y = 2x + 2
y = 3x + 1
One Solution
What is the solution to system
y = 3/2x + 3
y = -x - 2
(-2, 0)
Solve for y
2x + y = 10
y = 10 - 2x
or
y = -2x + 10
y = 1/5x + 6
y = 1/5x - 7
No solution
y = 1/3x + 2
y = -1/2x + 2
(0,2)
Solve for y
4x + 2y = 10
y = 5 - 2x
or
y = -2x + 5
y = 2x + 5
y = 2x + 5
Infinite Solutions
Solve the system
y = 1/2x + 5
y = -5/2x -1
(-2, 4)
Solve for y
4y - 5x = 12
y = 3 + 5/4x
or
y= 5/4x + 3
y = 3x + 5
y = 3x - 8
No solution
Solve the system
y = 2x + 2
y = 2x + 2
Infinite solutions
Solve for y
3x - 2y = 8
y = -4 + 3/2x
or
y = 3/2x - 4
y = 3x + 3
y = 1/3x + 3
One solution
solve the system
y = 1/3x - 3
y = 1/3x
No solution
Solve for y
3y + 9 = 12x
y = 4x - 3