Equations in Multiple Representations

• y=20x-30

• y=-1/6x+240

• y=240x-10

• y=-1/10x+240

Melissa is saving $25 that she earned for washing her mom's car. She earns $10 every week for doing chores, which she also saves. Which function can be used to find t, the amount of money Melissa will have saved at the end of n weeks of doing chores?

• t=10n+25

• t=25n+10

• t=35n

• t=15n

• y=1/4x+8

• y=1/4x-2

• y=4x-2

• y=4x+8

• c=0.10m+30

• c=30m+0.10

• c=0.50m+30

• c=30m+0.50

Frankie bought a new computer. He made an initial payment of $50 to the store, and he will pay $30 each month until the computer is paid off. Write an equation representing the relationship between m, the number of monthly payments Frankie has made, and t, the total amount that Frankie has paid the store.

Write an equation that represents the function graphed.

What is the equation of the linear function?

• y = -3x + 10

• y = -3x + 16

• y = 3x + 10

• y = 3x + 16

Write an equation to represent the relationship shown in the graph.

Write a linear equation in the form of y=mx+b

• y = -2x - 3

• y = 2x - 3

• y = 3x -2

• y= -3x -2

Write a linear equation in the form of y=mx+b

• y = 2x + 3

• y = -2x + 3

• y = 2x -3

• y = 3x - 4