Njsla Prep Algebra

(6*7)+6-4 / 4

• 11

• 12

• 10

• 14

(3+6)*3-7+5

• 20

• 25

• 18

• 27

The rate of change in Proportion B is ___ units greater than the rate of change in Proportion A.

• 1.5

• 2.5

• 25.5

• 43.5

• the height, in inches, of the seedling after w weeks

• the height, in inches, of the seedling when Eric first planted it

• the increase in the height, in inches, of the seedling each week

• the total increase in the height, in inches, of the seedling after w weeks

Two utility companies sell electricity in units of kilowatt-hours. The cost of electricity for company P is shown in the table. The cost of electricity for company M can be found by using the equation shown, where y represents the total cost in dollars for x kilowatt-hours of electricity. Use the information provided to find the unit rate, in dollars per kilowatt-hour, for each company. Show your work or explain your answers. Find the total cost, in dollars, of buying 2,375 kilowatt-hours of electricity from the least expensive company. Enter your answers and your work or explanation in the space provided.

In a system of two linear equations, the lines represented by each equation have the same slope. PART A Which could be the total number of solutions to the system of equations? Select each correct answer.

• no solutions

• 1 solution

• 2 solutions

• 3 solutions

• infinitely many solutions

In a system of two linear equations, the lines represented by each equation have the same slope.

PART B

Explain why you chose your answer(s) in Part A.

Enter your explanation for each selection in the space provided.

Part A Answer: no solutions and infinitely many solutions

The owner of a computer store is offering a discount on a computer sold in the store.

PART A

The owner offers a payment plan where the total cost of the computer is paid in 6 equal monthly payments.

Determine the amount of each monthly payment.

Show your work or explain your answer.

Enter the monthly payment and your work or explanation in the space provided.