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Hanger Diagrams & Balanced Equations · Easy Worksheet 1

Hanger Diagrams & Balanced Equations — Easy Worksheet 1

Grade 7 · MathSheets    Name: ____________________   Date: __________

The hanger is balanced, so both sides weigh the same. Write the equation in your head and find x.

How to solve

A balanced hanger means both sides are equal. Take the same amount off both sides and it stays balanced. For 3x + 4 = 19, take 4 off both sides: 3x = 15. Split both sides into 3 equal groups: x = 5. For 2(x + 3) = 16, split into 2 groups first: x + 3 = 8, so x = 5.

Example

The tape diagram shows 2 parts of x and 10 more, making 14. Find x.

14xx10

Answer: 2

right so far
1. Find x.
xxx220
2. Find x.
xx214
3. The tape diagram shows 3 parts of x and 12 more, making 33. Find x.
33xxx12
4. Find x.
xxx28
5. Find x.
xxxx836
6. Find x.
xx1020
7. Find x.
xxx829
8. Find x.
xxxx618

/ right