Exploring Systems of Equations through Graphing

What is the main topic of Unit 8?

• Inequalities

• Polynomials

• Systems of Equations

• Quadratic Equations

What does it mean to solve a system of equations graphically?

• Finding the slope of the lines

• Finding the x-intercept of the lines

• Finding the point where the two lines intersect

• Finding the y-intercept of the lines

What type of solution exists if two lines are parallel?

• Infinitely many solutions

• Two solutions

• No solution

• One solution

What is the solution to a system of equations if the lines are the same?

• Infinitely many solutions

• Two solutions

• No solution

• One solution

What is the first step in graphing a system of equations?

• Solving for x

• Finding the y-intercept

• Putting each equation into slope-intercept form

• Finding the x-intercept

What is the slope of the line y = x - 8?

• -1

• 1

• -8

• 8

How do you graph the equation y = -2x + 1?

• Start at (0,1) and go down 2, right 1

• Start at (0,1) and go up 2, right 1

• Start at (0,-2) and go up 1, right 2

• Start at (0,-2) and go down 1, right 2

What is the y-intercept of the equation y = -1/3x - 5?

• -1/3

• 1/3

• 5

• -5

In the word problem, what is the cost per game at Rock and Bowl?

• $2.25

• $3.00

• $3.50

• $2.75

At how many games will the cost be the same at both bowling alleys?

• 1 game

• 3 games

• 2 games

• 4 games