Chapter 3: Q. 37 (page 122)
Use the distributive property to write an equivalent variable expression.
Short Answer
The equivalent expression for is .
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Chapter 3: Q. 37 (page 122)
Use the distributive property to write an equivalent variable expression.
The equivalent expression for is .
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Driving A family is driving to Houston, Texas. A sign indicates that they are 700 miles from Houston. Their car’s trip odometer indicates that they are 400 miles from home. They are travelling at an average speed of 60 miles per hour.
Solve the equation. Check your solution.
Toll Booth You lose your electronic tag that you use to pay tolls on the highway in your city. It costs you \(24 to replace the tag. The cost of one toll when you don’t use the tag is \)3. The cost of the same toll when you do use the tag is $1.50. How many times will you have to use the tag to pay for the tolls in order for the total cost to be same as not using the tag?
Write the verbal sentence as an equation. Then solve the equation.
Four minus 7 times a number is equal to 12 minus 3 times the number.
What are equivalent inequalities?
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