Writing expressions

​Writing expressions

By Tim Warren

If a student has 5 nickels & 12 dimes, how many coins does the student have?






If you have x nickels & y dimes, how many coins does the student have?

Multiple Choice

If a student has 2 bananas & 3 oranges, how many pieces of fruit does the student have?

• 6 pieces of fruit

• 4 pieces of fruit

• 5 pieces of fruit

• 7 pieces of fruit

Multiple Choice

If a student has x bananas & y oranges, how many pieces of fruit does the student have?

• x+y pieces of fruit

• 2x+3y pieces of fruit

• 3x+2y pieces of fruit

• x pieces of fruit

If a student has 4 dimes & 3 nickels, how much money does the student have?








If a student has x dimes & y nickels, how much money does the student have?

Multiple Choice

If a student has 6 dimes & 5 nickels, how much money does the student have?

• $1.10

• $0.60

• $0.50

• $0.85

Multiple Choice

If a student has x dimes & y nickels, how much money does the student have?

• x+y

• 0.10x + 0.05y

• 0.05x + 0.10y

• 5x + 10y

​A baby was born with a weight of 12 pounds and then began to gain 2 pounds per month. Make a table of values and then write an equation for W , W, in terms of t , t, representing weight, in pounds, of the newborn baby t months after birth.

Multiple Choice

A baby was born with a weight of 7 pounds and then began to gain 2 pounds per month. Make a table of values and then write an equation for W, W, in terms of t, t, representing weight, in pounds, of the newborn baby t months after birth.

• y = 7 - 2x

• 2x + 7y = 0

• y = 7 + 2x

• 7x + 2y = 3

​The weight, in pounds, of a newborn baby t t months after birth can be modeled by the equation W = 10 + 2t . W=10+2t. What is the slope of the equation and what is its interpretation in the context of the problem?

Multiple Choice

The weight, in pounds, of a newborn baby t months after birth can be modeled by the equation W=8+3t. What is the slope of the equation and what is its interpretation in the context of the problem?

• The slope is 8, which represents the pounds the baby gains each month.

• The slope is 3, which represents the pounds the baby gains each month.

• The slope is 3, which represents the total weight of the baby each month.

• The slope is 8, which represents the total weight of the baby each month.

​The weight, in pounds, of a newborn baby t t months after birth can be modeled by the equation W = 10 + 2t . W=10+2t. What is the y-intercept of the equation and what is its interpretation in the context of the problem?

Multiple Choice

The weight, in pounds, of a newborn baby t months after birth can be modeled by the equation W=8+3t. What is the y-intercept of the equation and what is its interpretation in the context of the problem?

• The y-intercept is 8, which represents the pounds the baby gains each month.

• The y-intercept is 3, which represents the pounds the baby gains each month.

• The y-intercept is 3, which represents the total weight of the baby at birth.

• The y-intercept is 8, which represents the total weight of the baby at birth.