(A) Unit 4A LINEAR EXPRESSIONS Retake (A)

Last updated about 1 year ago

4 questions

Consider the following equation.
-8y + 13x + 2y - 5x = -48
Identify the slope for this equation.
_______ 
Identify the y-intercept for this equation. Write as an ordered pair.
_______ 
Identify the x-intercept for this equation. Write as an ordered pair.
_______ 

Blow-It-Up Inflatables charges a flat rate of $40 dollars to set up a bouncy house for a party plus $25 per hour that the bouncy house is rented. Ms. Faahs wants her party to last for 8 hours.

What will the cost after 5 hours be?
_______ 
List 3 possible inputs for this scenario (separate your answers with a comma with no space!)_______ 

Use the table and the equation below to answer each question. Ethan and Eli are twins whose weight gain is being recorded over time. Let (x) represent the number of weeks and let (y) represents the weight in pounds. The equation that represents Eli's weight is 
y-7=3(x-1). The table that shows Ethan's weight is below.

Who weighed more at birth?_______ 
Who is growing at a faster rate?_______ 

Leah purchased eggs for $2 per carton (x) and Bacon for $4 per pound (y). She spent $52 before tax.

What is the equation written in Standard Form?_______ 
What is the x intercept? List as ordered pair.
_______ 
What is the y intercept? List as ordered pair.
_______ 
Write the domain in interval notation
_______ 
Write the range in interval notation
_______ 