Solve These Addition/Subtraction Problems
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Story Problems
Solve these division problems
Word Problems
100

4(m + -5) = -24

m = -1

100

5m + 7 = 32

m = 5

100

Jim and Sam each ordered an egg sandwich for breakfast.  Jim also ordered coffee for $1.  If the total bill was $9.50, how much did each egg sandwich cost?

$1 + 2E = $9.50

2E = $8.50

E = $4.25

100
j/5 = 25
j = 125
100
The sum of a number s and 15 is 25. Write the equation and solve it.
s + 15 = 25 [s = 10]
200

6(h + -7) = 30

h = 12

200

-18m/6 = -12

m = 4

200
Sienna and Paul went to a fancy dinner.  They each ordered a $21 entree.  Then they ordered desserts.  Each dessert cost $4.  If the final bill was $54 (and there was no tax or tip) how many desserts did they order?

$54 = $21(2) + $4D

$54 = $42 + $4D

$12 = $4D

3 = Desserts

200
r/6 = -36
r = -6
200
The difference between a number w and -10 is 10. Write the equation and solve it.
w - -10 = 10 {w + (-10) = 10} [w = 20]
300

5(q - 8) = 5

q = 9

300

-25p - (-25)  = 125

p = -4

300

One pizza delivered from the local restaurant costs $18.  Two pizzas costs $26.  Three pizzas cost $34.  Is the cost proportional?  Why or why not?

No. The increase per pie is $8.  There is a $10 tip/delivery charge that makes it not proportional.

300
144 = m/-12
-12 = m
300
The product of a number q and 4 is -16. Write the equation and solve it.
4q = -16 [q = -4]
400

14.8  = 7.9 + z

6.9 = z

400

152 = 12r + 8

12 = r

400

The italian restaurant charges $15 for 2 chicken sandwiches to be delivered.  It charges $20 for 3 chicken sandwiches to be delivered.  It charges $25 for 4 sandwiches to be delivered.  How much would it cost to have 8 chicken sandwiches delivered? 

$45

400
75 = u/15
5 = u
400

The quotient between a number x and 15 is 5. Write the equation and solve it.

x/15 = 5 [x = 75]

500

-15 = 5(n + 3)

0 = n

500

-3/4x + 4 (4 - 2) = -16 

x = 32

500

It costs $25 for a car to enter the park.  It costs an additional $3 for every person in the car to use the park's facilities.  How much would it cost for a family of 7 arriving in 1 car to use the park for the day?

C = $25 + $3(7)

C = $25 + $21

C = $46

500
121 = n/11
11 = n
500
You have 7 pencils. Your friend has some pencils. All together you have 15 pencils. How many pencils does your friend have? Write the equation and solve it.
7 + r = 15 [r = 8]
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