MSA Unit Review

Anthony runs a bicycle courier company that charges $3 for delivery plus $0.50 per mile. Which equation matches this relationship?

• m = 3c + 0.5

• c = 3m + 0.5

• c = 0.5m + 3

• m = 0.5c + 3

A bamboo reed is planted when it is 12 centimeters tall. It grows 2.2 centimeters per week. Which equation shows h, height as it relates to the number of weeks, w.

• w = 12h + 2.2
• h = 12w + 2.2
• w = 2.2h + 12
• h = 2.2w + 12

Charlie starts with $350 in his savings account. He withdraws $15 per week from his account. What is the starting point or y-intercept for this situation?

•  15
• 350
•  -15
• -350

Charlie starts with $350 in his savings account. He withdraws $15 per week from his account. Which equation describes this situation?

s = savings ($)

w = weeks

• s = 350w + 15

• s = -15w + 350

• s = 350 - 15w

• s = 15w + 350

What is the y - intercept or starting point for this table?

• 0
• 2
• 3
• 4

Tags

CCSS.HSF-LE.A.1B

Ellie deposited $650 into her savings account. She then saved $150 per month. Which of the following equations shows a, the amount in Ellie’s saving account after t months? 

• a = 650 + 150t
• a = 150 + 650t 
• a = 650 − 150t

Tags

CCSS.HSF-BF.A.1A

For the straight line y = -2x + 3, what are:

a) the coefficient

b) the y-intercept?

• a) coefficient = 2

  b) y-intercept = -3

• a) coefficient = -2

  b) y-intercept = 3

• a) coefficient = 3

  b) y-intercept = -2

• a) coefficient = -2x

  b) y-intercept = 3

In the equation

y=mx+b

what does the m represent?

• coefficient

• y-intercept

• independent variable

• dependent variable

Bowling costs $4 for shoe rental plus $5 for every game. Which equation shows how much it costs to go bowling for x games?

• y = 4 + 5x
• y = 5 + 4x
• y = 4•5•x
• y = 5x - 4

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

A dog walker earns $10 plus $3 per dog. What equation represents this model?

• y = 3x + 10

• 10 + 3x = y

• y = 13x

• y = 10x - 3