Topic 4 Represent and Solve Equations

What is the solution to the system?

• (0, 3)
• (1, -1)
• (-3, 1)
• (1, 3)

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

• Infinity
• (3, 3)
• (3, -3)
• (-3, 3)

What is the solution to this system?

• (1, -1)
• (-1, 1)
• (0, -2)
• (2, 0)

What is the solution to this system of equations?

• you will have no solution. 
• you will have one solution.
• you will have infinite solutions. 
• you will graph a giraffe. 

This system has _____ solutions

• No solution

• 1
• 2
• Infinitely many

How many solutions does this system have?

y = -x + 3

y = -x + 5

• One solution

• No solutions

• Infinitely many solutions

How many solutions does this system have?

y = 2x + 1

y = 4x - 1

• one solution

• no solutions

• infinite solutions

• two solutions

How many solutions does this system have?

y = x + 3

y = x − (-3)

• One solution

• No solutions

• Infinitely many solutions

Solve for x and y
2x − 3y = −1
 y = x − 1

• (-2,-3)
• (0,-1)
• (3,4)
• (4,3)

Solve the system of equations.
y = 4x+1
3x + 2y = 13

• (1, 5)
• (5, 1)
• (0.25, 2)
• ∅