Checking and Linear Equations

Solve the equation
3x + 2(4x - 4) = 3

• 11/5
• -1
• 1
• 2

Solve the equation
0.25x - 5 = 0.75x - 12

• 3/4
• 1/4
• 14
• 7

Solve the equation
-11 + 3(x + 5) = 7

• 1
• -1
• 3
• -3

How many solutions does this equation have?
3(10x + 2) = 30x + 6

• One Solution
• No Solutions
• Infinite Solutions

How many solutions does this equation have?
-1/2(4x + 2) = -2x + 2

• One Solution
• No Solution
• Infinite Solutions

How many solutions does this equation have?
5x + 4 = 3x + 8

• One Solution
• No Solution
• Infinite Soltuions

The amount of money, y, pizzeria W makes by selling x pizzas can be modeled by the equation y = 15x.  The relationship of the amount of money pizzeria L makes is shown in the following graph.  Which pizzeria makes more money per pizza?

• Pizzeria W
• Pizzeria L
• They both make the same amount

The graph shows the proportional relationship between the number of days Restaurant T is open and how many people they served.  The equation y = 82x represents the relationship for Restaurant S.  Which restaurant served more people?

• Restaurant S
• Restaurant T
• They both served the same amount of people

What is the slope of the line?

• 60
• 120
• 1
• -1

What is the slope of the line?

• 1
• 80
• 1/40
• 40