Expressions in One Variable — Unit test Answers

Ahmed has five more CDs than one-half the number of CDs Julia has. In this situation, what does c+ 5 represent?

Rami is solving the equation for x .–6x – 1 = 5–6x – 1 1 = (5 1)–6x = 6–6x – 6 = 6 –6x = –1

The equation |p| = 2 represents the total number of points that can be earned or lost during one turn of a game. Which best describes how many points can be earned or lost during one turn?

Jill simplified the expression shown.4x – 2y – x + 5y – 8What is the coefficient of the x-term of the fully simplified expression?

Tasha earns $400 per week plus a commission of 10% on her weekly sales. Each week she saves of her earnings. In the expression , what does the expression 400 + 0.1s represent in this situation?

Sianna bought 3 pens, 4 notebooks, and a calculator. The calculator cost $25. If x represents the cost of each pen and y represents the cost of each notebook, which expression represents the amount of change Sianna should receive from $50?

Mr. Valenzuela’s new bottle of shampoo contains 60 ounces of shampoo. He uses ounce of shampoo each time he washes his hair. Which equation can be used to find x, the number of washes after which 24 ounces will remain in the bottle?

Katie ordered candles that cost $3 each from a website. She was charged a flat shipping fee of $6 and no sales tax. If she spent a total of $54, which equation can be used to find c, the number of candles she ordered?