Solving Systems Using Equal Values

Solve the following problem

y = x + 2

y = 4x + 23

• (7,5)

• x=-7

• (-7,-5)

• x=-7 and y=-5

Solve the following

y = 3x + - 22

y = 2x - 15

• (-7,-1)

• x=7 and y=-1

• (-1,7)

• (7,-1)

Solve the following

y=x+4

y=5x+20

• No Solution

• (4,0)

• (-4,0)

• x = - 4

Solve the following

y=-6x-10

y=5x+12

• (-2, 2)

• (2,2)

• (2, -2)

• (-1, 1)

Solve the following

y = - 6x + 18

y = 3x - 9

• (0, -3)

• No solution

• (0,3)

• (3,0)

Solve the following

y = x - 5

y = 5x - 13

• (-4,5)

• (2,3)

• (2,-3)

• (-3,2)

________________ is a set of two or more equations that have the same variables.

• solution of a system

• elimination method

• system of equations

• table

What is the solution to the system of equations?

• (-1, -3)

• (3, 1)

• (1, 3)

• (-3, -1)

Does the system have one, none or infinite solutions?
8x + 4y = 12
y = -2x + 3

• (0,3)

• (3,0)

• No solution(parallel lines)

• Infinitely many solutions

Solve the following system by graphing.  What is the solution?

• Infinite number of solutions

• (3, 3)

• (3, -3)

• (-3, 3)