1. was the temperature on the Friday?
Write equation and solve Name: _______________ Date: _______________
1. The West Side Dolphins football team gained 3 yards, then lost 4 yards, then gained 2 yards, then gained 3 yards, then gained zero yards, then lost 2 yards, then gained 8 yards. Write a mathematical expression to represent this situation. What was the Dolphins net gain or loss?
2. Jasmine spends $20 per week on her credit card (but does not have a job)! Write an expression to represent her spending in 7 weeks. After 7 weeks, how much debt does Jasmine have?
3. The temperature on Monday was 8° below zero. The temperature rose 18° on Tuesday, dropped 6° on Wednesday dropped 2° on Thursday and rose 8° on Friday. Write an expression to represent the change in temperature. What
was the temperature on the Friday?
4. Brandon got on an elevator on the first floor and went up 4 floors, he then went up twice as many floors as he went up last time. Next, he went down 6 floors. Write an expression and solve.
5. In 2011 you reported a net loss of $43. In 2012, you had a net income (gain) of $33. In 2013, you reported a net loss of $23 Write an expression and solve.
6. While landing a plane, Lucy descended (went down) 400 feet and then ascended (went up) 1100 feet. Write an expression and find out how much altitude she lost if her starting altitude was 2800 feet, what was her final altitude?

2. 9. Sarah is a cliff diver. She starts 75 feet above the water,
7. Carla’s credit card statement showed that she owed $350. She made a payment of $200, then she charged $23 for gasoline. She returned a sweater she had charged earlier for a refund of $35. Then she charged $15 at the bookstore. Write an expression. What is her new balance?
8. Mt. Everest, the highest elevation in Asia, is 29,028 feet above sea level. The Dead Sea, the lowest elevation, is 1,312 feet below sea level. Write an expression. What is the difference between these two elevations?
9. Sarah is a cliff diver. She starts 75 feet above the water,
dives and falls to 20 feet below the water . Write an expression to find the difference Sarah traveled.
10. Metal mercury at room temperature is a liquid. Its melting point is -39°C. The freezing point of alcohol is -114°C. Write an expression. How much warmer is the melting point of mercury than the freezing point of alcohol?
11. When you are finding the sum of two negative integers, will your answer be positive, negative, zero, or vary? SHOW AN EXAMPLE OF THIS SITUATION in the expression portion.