Multistep Equations/Multiple Rep. of Functions (A.4a and A.7f)

• c = 1

• c = 22

• c = 5/2

• c = -1

• -2

• 8

• 2

• -1

• One solution of x = 1

• Two solutions of x = 1 or -1

• Infinitely many solutions

• No solution

• 6

• 2

• 11

• 1

• x = 24

• x = 78

• x = 2.63

• x = 19.5

Which equation matches the table?

• y = 3x + 9

• y = x + 3

• y = x + 9

• y = 12x - 3

Derrick started a new job at McDonald's. He makes $10 per hour. Which equations models his total weekly earnings (W) in terms of the number of hours he works (t)?

• W = 10 + t  

• W = 10t

• W = 10 + t

• W = 10W

Clare owns a mobile pet grooming company. She charges $20 to come to your home plus $30 per hour to groom your pet. Which table models the amount she charges over time?

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Zara made an initial deposit to a bank account and then added a fixed amount every week. The table shows the money in her account. Which equation represents the situation? Hint: Plug in the values for x (1, 2, 3, 4, 5) into each equation below until you get the value for y.

• y = 30x + 100

• 
  y = 120x + 120

• 
  y = 20x + 120

• 
  y = 50x + 100