8th STAAR 8a&8b (verbal to equations; equations to verbal)

The perimeter of the triangle shown is 17x units. The dimensions of the triangle are given in units.

Which equation can be used to find the value of x?

Helen had $330 in her savings account when Vince opened a savings account with zero dollars.

- Helen deposited $30 into her account each week for x weeks.

- Vince deposited $50 into his account each week for x weeks.

- The accounts did not earn interest.

Which inequality represents this situation when the amount of money in Helen's account was greater than the amount of money in Vince's account?

Jerry has a new job and earns a salary of $45,000. Victoria has a new job and earns a salary of $54,000. Jerry will receive a salary increase of $2,500 per year, and Victoria will receive a salary increase of $1,500 per year.

Which equation can be used to find x, the number of years it will take Jerry to earn the same salary as Victoria?

Two eight-grade classes are selling raffle tickets to raise money.

- Once class is selling tickets for $2.50 each and has already raised $350.

- The other class is selling tickets for $3.00 each and has already raised $225.

Which equation can be used to find t, the number of tickets each class needs to sell so that the total amount raised is the same for both classes.

• Not here

Veronica is ordering trophies for her school.

- Company P charges $3.50 for each trophy and a one-time engraving fee of $25.

- Company R charges $7.50 for each trophy and a one-time engraving fee of $17.

Which inequality can be used to find x, the minimum number of trophies that can be ordered so that the total charge at Company P is less than the total charge at Company R?

Renting video games from Store S costs $2.50 per game plus a monthly fee of $5.00. Renting video games from Store T costs $5.00 per game with no monthly fee. The monthly cost to rent video games depends on the number of video games, v, rented. Which inequality represents the situation when the monthly cost at Store S is less than the monthly cost at Store T?

• F

• G

• H

• J

• B

• C

• D

• A

• F

• G

• H

• J