Unit 1 Homework Quiz

Homework #1

Given the equation y=2x+12 , find the value of y when x=-4

• 4

• 20

• y=-8x+12

• -4x+12

Homework #2

Your grade in algebra class is a function of how many proficient scores you earn. This function is represented by g(x), where x represents the number of proficient scores and g(x) represents your grade percentage

Explain what g(16) = 85 means in context.

• A grade of 16 means there were 85 proficient

• If I earn 16 proficient scores then my grade will be an 85%

• g is 5.3

• If I earn 85 proficients I will get a 16%

Homework #3:

Given f(x) = 4x - 12

What is f(5)

• 8

• -3

• 4.25

• 1

Similar to Hw #5 (not exactly the same)

Write the equation for the scenario given:

It costs Rylee $10 to buy a plain tshirt from a custom shirt company. Each time she adds a Taylor Swift graphic to the shirt it costs her $5 more. Write the equation that models this relationship.

• f(x) = 10x + 5x

• f(x) = 5 + 10x

• f(x) = 15x

• f(x) = 10+5x

Homework #2 a) -5+-2=​ (a)   b) -12 * 2= ​ (b)  

c) -24/-4= ​ (c)   d) 10 - -4= ​ (d)  

• -7
• -24
• 6
• 14
• -6
• 10
• -10

Homework #4

Graph the following equation:

y= -2/3x +4