Algebraic Expressions 4-1

Evaluate 4.7j – 6.8k when j = 5 and k = 3.

• 5.9

• -2.08

• 43.9

• 3.1

Tags

CCSS.6.EE.A.2C

Sophie pays m dollars to rent a car for the weekend. On the drive home, she buys $25 worth of gasoline. Her friend Melody pays for one-half the cost of the car rental only. Choose an expression you could use to determine how much Sophie spent.

• $m+25$

• $\frac{1}{2}m+25$

• $\frac{1}{2}\left(m+25\right)$

• $m+25-\frac{1}{2}$

Tags

CCSS.HSA-SSE.A.1A

Choose each situation that can be represented by the expression 25.75x + 10.

• Carol has $25.75. She earns $10 for each car she washes.

• Max has $10. He earns $25.75 for every lawn he mows.

• Jin buys x postcards for $25.75 and x keychains for $10 each.

• Sasha sells a scarf for $10 and x jackets for $25.75 each.

Tags

CCSS.HSF.LE.B.5

Angeline bought s yards of satin fabric priced at $8.09 per yard, and c yards of cotton fabric priced at $3.79 per yard. Choose an expression to determine the amount that Angeline would spend in all if she bought 5 yards of satin fabric and 8 yards of cotton fabric.

• $3.79c+8.09s$

• $8.09c-3.79s$

• $8.09s+3.79c$

• $3.79s+8.09c$

Tags

CCSS.HSA-SSE.A.1A

Leon has a container filled with 450 grams of tea leaves. Each morning, he uses 3 grams to make a cup of tea.

Which expression can be used to represent the amount of tea leaves remaining after x days?

• $3+450x$

• $450+3x$

• $450-3x$

• $3-450x$

Tags

CCSS.6.EE.B.6