Question

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°.

Answer 1

3. 2.5

4. $5 per candy bar

5. You mowed 6 lawns

6. 15.66 is the number

7. 13 weeks

8. 135 students came

9. 12

Explanation:

3. 25+7= 32.

81/32= 2.5

4. 23-3= 20

20/4= 5

5. 155-35=120

120/20=6

6. 10-4 = 6

94/6=15.66

(not 100% sure about this one)

7. 200-161=39

39/3=13

8. 975-300=675

675/5=135

9. 36-12=24

36/3= 12

(not 100% sure about this one)

Bonus: Sorry I don't know

I hope I can help! Also next time do each question one by one so other people can answer and not answer all of them if they don't know one.