Expressions and equations - Review B

1) Bobby wants to buy rope for a special project. Store A charges $0.15 per yard and $5 for shipping. Store B charges $10 for shipping and $0.05 per yard.

How many yards will it take for the cost to be the same? Write and solve the equation, show all work on paper.

_____ yards

Mathematical Equivalence

ON

2) Bobby wants to buy rope for a special project. Store A charges $0.15 per yard and $5 for shipping. Store B charges $10 for shipping and $0.05 per yard.

What is the cost when the two stores charge the same? (use the equation and solution from question 1)

$ _____

Mathematical Equivalence

ON

Mathematical Equivalence

ON

4) Write and solve an equation for the relationship described below:

One third the sum of a number and 9 is equal to twice the sum of that number and 3.

What is the number? Show all work on paper.

Mathematical Equivalence

ON

5) Write and solve an equation for the relationship described below:

Six- fifths of a number increased by 2 is the same as that number plus three.

What is the number? Show all work on paper.

Mathematical Equivalence

ON

6) Which of the following equations has one or more solutions:

You must solve and show work on paper.

Mathematical Equivalence

ON

Mathematical Equivalence

ON

Mathematical Equivalence

ON

Mathematical Equivalence

ON