word problems: variables on both sides review

45

Pandora charges a $10 sign-up fee and $2 per month. Amazon music charges a $100 sign-up fee and $0 per month. For what number of months is the cost the same?

140

A cell phone plan costs $65. Extra minutes cost $0.25 per minute. If your bill is $100, how many extra minutes were you charged for using?

375

A toy company sells teddy bears. They spend $1500 for factory expenses plus $8 per teddy bear. They sell the bears for $12 each. How many bears must they sell for the expenses to equal their income?

2

Healthpoint gym charges a $20 sign-up fee and $60 per month. Anytime gym charges a $100 sign-up fee and $20 per month. For what number of months is the cost the same?

15

You and your brother are each saving money for a car. You have already saved $1800 and plan to deposit $20 each month. Your brother has $600 in his account and will deposit $100 each month. Write and solve an equation to find how many months it will take for you to both have saved the same amount of money.

2.5

You and your brother are each saving money for a motorcycle. You have already saved $300 and plan to deposit $20 each month. Your brother has $100 in his account and will deposit $100 each month. Write and solve an equation to find how many months it will take for you to both have saved the same amount of money.

100

You are choosing between two cell phone plans. One plan costs $24.99 with a charge of $0.60 per minute. Plan B costs $44.99 with additional minutes at $0.40 per minute. How many minutes will it take for the two plans to cost the same?

45.5

You are saving money for an Iphone that costs $600. So far you have saved $145. Your allowance is $10 each week. If you save all of your allowance every week, how many weeks will it take before you can buy the Ipod?