Writing Equations & solving equations

Front

Which situation can be represented by the equation
40x + 20 = 200?

Back

Mitch owed Jason $200. Mitch already paid Jason back $20. If Mitch pays Jason back $40 per week, how many weeks will it take him to pay back the money?

Front

Quotient

Back

division

Front

Is means...

Back

equals

Front

Product means...

Back

multiplication

Front

Difference

Back

subtraction

Front

Increased means...

Back

addition

Front

Sum

Back

addition

Front

Which situation can be represented by the equation 1500 - 50x = 2000 - 100x?

Back

There are two water tanks in the city. One tank has 1500 gallons and loses 50 gallons each hour. The other tank has 2000 gallons and loses 100 gallons each hour. When will the tanks have the same amount of water?

Front

Peppy Pets charges a flat fee of $15 plus $3 per hour to keep a dog during the day. Happy Hounds charges a flat fee of $21 plus $1 per hour. For how many hours is the total fee charged by the companies the same?

Back

3 hours

Front

What could this represent? 7x + 2 = 30

Back

Buying pet turtles for $7 each plus two cans of turtle food cost $30.