Solution of an Equation

Which of the following ordered pair is a solution to the equation

y=5x?

• (4, 15)

• (4,20)

• (5,20)

Gerardo earns $35 in 2.5 hours. The equation is y=2.5x represent the relationship between the amount earn and the number of hours. If James can work for 8 hours, how much money can he earn?

• $112

• $280

• $140

Is the given ordered pair (9, 36) a solution to the equation

y=4x?

• Yes

• No

Brian, a potter uses the equation y = 30x to represent the relationship between the temperature and the time it takes to heat up. Which of the following ordered pairs represent a solution to the equation?

• (3, 90)

• (2, 90)

• (3, 45)

Dony, a potter uses the equation y = 30x to represent the relationship between the temperature and the time it takes to heat up. Complete the ordered pair below that solves the equation.

(___, 150).

• 3

• 4

• 5

The equation y= 6x represents the relationship between yards of fabric and the number of cushions that Josiah can make. How many yards of fabric does Josiah need to make 9 cushions?

• 15

• 54

• 56

The equation y= 5x represents the relationship between yards of fabric and the number of cushions that Brandon can make. How many yards of fabric does Brandon need to make 12 cushions?

• 17

• 12

• 60

Sydney, a graphic designer uses the equation y= 0.6x to represent the relationship between the the height and width of photos to recreate them on a magazine pages.

When x= 10, what is the value of y?

• 60

• 6

• 0.6

Charline, a graphic designer uses the equation y= 2x to represent the relationship between the the height and width of photos to recreate them on a magazine pages.

When x= 18, what is the value of y?

• 36

• 9

• 20

Complete the ordered pair that will make the equation y= 7x correct.

(8, _____)

• 54

• 56

• 64