Tape Diagrams and Hangers
Equations
Equations in Context
Integers
Scale Factor Review
100
Write an equation for the given tape diagram. 
2(5 + x) = 19
100
Solve the following equation:
-5 + x = 16
x = 21
100
Write an equation to represent the situation:
Sam spends $3 on a bag of gummy bears. Then he buys 4 packs of gum. He spends a total of $15.
3 + 4x = 15
100
What is -5x4?
-20
100
What is the scale of the small fry to the large fry?
3
200
Write an equation for the given hanger. 
3(x + 2) = 18 or 3x + 6 = 18
200
Solve the following equation
-4x = 32
x = -8
200
Write an equation to represent the situation.
Jane rakes leaves to earn extra money in the fall. She raked 5 lawns this month and received $7 in tips. Her total earning is $37.5x + 7 = 37
200
Subtract -5 and 25
-30
200
Using the scale factor, what is the value of x?
20
300
Draw a tape diagram for the following equation.
46 = 26 + 4x
300
Solve the following equation.
14 - 3x = 29
x = -5
300
During math class, Audrey solves twice as many two-step equations as Troy. She does 12 word problems also. Audrey does a total of 30 math problems in all. The equation 2x + 12 = 30 describes this situation.
What does x represent?
How many two-step equations Troy solved
300
Simplify.
-3+(-4)-9=
-16
300
A flagpole and a model flag pole have a scale factor of 1 in.= 4 ft. If the model pole measures 12 inches, how tall is the pole in feet?
48 ft
400
Write AND SOLVE an equation for the tape diagram.
76 = 4(x + 9) or 76 = 4x + 36
x = 10
400
Solve the following equation
6(x + 5) = 42
x = 2
400
Faith is having a birthday party at an ice skating rink. It costs $150 to rent out the space plus an additional $4 per person to rent skates. How much would it cost for 15 people to come to her party?
$210
400
Simplify.
45/-9=
-5
400
The value of the unknown side length, ? is ...
? = 20
500
Write AND SOLVE an equation for the given tape diagram.
3(x + 4.5) = 36 or 3x + 13.5 = 36
x = 7.5
500
Solve the following equation
1/5(x - 7) = -2
x = -3
500
Matt is an author and recently published a collection of books. Each book is 200 pages long. Each book has one 8-page introduction and 12 chapters of equal length. Write and solve an equation to find the length of each chapter.
Draw a picture if needed!
Each chapter is 16 pages long.
500
Simplify.
-5(6+1)-25/5
-40
500
What shows a real object with accurate sizes reduced or enlarged by a certain amount?
Scale Drawing