Solutions to Linear Equations

Determine which of the following is a solution to the linear equation y = 3x - 10

• (1, -13)
• (0, 10)
• (2, -4)
• (-3. -1)

The commission of a sales representative can be modeled by y = 4x - 10, where x is the number of items sold.  If the sales representative sells 30 items, how much commission will they earn?

• $20
• $120
• $5
• $110

Tags

CCSS.HSF.LE.B.5

The amount of water in a bucket (in pints) can be modeled by the equation y = 2x + 7 where x is the number of pitchers used to put water in the bucket.  If the bucket contains 29 pints of water, how many pitchers of water were used to fill it?

• 11
• 65
• 9
• 18

Tags

CCSS.HSF.LE.B.5

y = 1/2 x + 10

What is the value of y when x = 24?

• 22
• 58
• 12
• 29

Tags

CCSS.HSF.IF.A.2

The equation below represents an elevator's height after an amount of seconds. Using this equation, what should the height of the elevator be after 14 seconds?
y = -3.8x + 290

• 80
• 236.8
• -80
• 72.6

The GPA of a student can be predicted using the equation
y = 1.4 x + 1.4 where x is how many hours the student spends studying.  What is the expected GPA of a student that spends no hours studying?

• 2.4
• 1.4
• not enough information
• 2.8

Tags

CCSS.HSF.LE.B.5

The GPA of a student can be predicted using the equation
y = 1.4 x + 1.4 where x is how many hours the student spends studying.

If a student studies for 2 hours, what is their expected GPA?

• 1.4

• 3
• not enough information
• 4.2

Tags

CCSS.HSF.LE.B.5

Is the ordered pair (2, 0) a solution to the equation y = -2x + 4?

• yes

• no

• not enough information

Is the point (-2, 5) a solution to the equation y = 7 - x?

• yes

• no

• not enough information

Which of the ordered pairs is a solution to the equation y = -2x + 5?

• (1, -3)

• (2, 1)

• (5, 0)