3. When 25 is added to 7 times a number, the result is 81. Find the number.
4. Nancy boughtone soft drink for $3 and 4 candy bars.She spent a total of $23. How much did eachcandy bar cost?Let c= the cost of each candy bar3+4=23

5. You had a summer job mowing laws in your neighborhood. You earn $20 per lawn and you already had $35 in your pocket at the beginning of the day. If you had $155 at the end of the day, how many lawns did you mow?

6. Four lessthan10 times a number is 94. What is the number?

7. Jack currently weighs 200 pounds. He begins a diet and is losing3 pounds per week. How many weeks will it be until he weighs161 pounds?Let w= the number of weeks200−3=161

8. Tickets for the dance cost $5 per student. If Ms. Kostik paid $300 for the DJ, how many students attended if the profit from the dance was $975.Let n= the number of students5−300=975

9. When 12 is subtracted from 3 times a number, the result is 24. Find the number.Let n= the number.3−12=24

Bonus: A triangle has 3 angles measures of (3)°,(2+15)°, and (3+5)°. Find each angle. (The SUM of the angles should equal 180°.