What is the solution?
(-1,1)
Solve the systems of equations:
-3x + 4y = -2
y = -5
(-6, -5)
Solve the systems of equations:
14x + 2y = 26
-14x - 6y = -50
(1, 6)
What strategy would you use to solve this system and why?
14x + 2y = 26
-14x - 6y = -50
elimination
Is the given point a solution to the system of equations?
Point: (2,6)
x + y = 8
3x - y = 0
Yes
How many solutions are there?
No Solutions
Solve the systems of equations:
-5x - 5y = 10
y = -4x -17
(-5, 3)
Solve the systems of equations:
(4, -1)
What is the solution?
-5x - 5y = 10
y = -4x -17
(-5,3)
What is this form called?
y = mx + b
Slope Intercept Form
How many solutions are there?
Infinitely Many Solutions
Solve the systems of equations:
-8x - 5y = -24
-x + y = 10
(-2, 8)
Solve the systems of equations:
-3x - 24y = -66
3x + 4y = -14
(-10, 4)
What is the solution to the system below?
(7, -1)
What do we call the number next to a variable, such as 3x?
The coefficient.
Graph y>3x-4
Check graph.
Solve the systems of equations:
y = -2x - 9
3x -6y = 9
(-3, -3)
Solve the systems of equations:
-15x + 6y = -36
8x - 6y = 22
(2, -1)
Is there 1 solution, No solution, or Infinite solutions for the following question?
3x - y = 19
-3x + y = 10
No Solutions
Travis bought 3 apples and 4 oranges at the local farmers market for a price of $9.50. Julie bout 5 apples and 10 oranges for a price of $20. How much did a single apple cost?
$1.50 pre apple
Solve the systems of linear equations by graphing:
(4, -1)
Solve the systems of equations:
-8x + y = -7
16x - 2y = 14
Infinitely Many Solutions
Solve the systems of equations:
(2, -1)
What is the solution to the system of equations?
(-5, 8)
A student ticket to the school play is $4 and an adult ticket is $5. A total of 270 people attended the school play and a total of $1240. How many students attended the school play?
110 students