Riddle
Math 3
100

What has to be broken before you can use it?

A EGG

100

2x+5=15 

x=5

200

This belongs to you, but everyone else uses it?

Your Name

200

3x+5=20

x=5

300

. What gets wetter as it dries?

A Towel

300

4x+5=29

x=6

400

I’m tall when I’m young, and short when I’m old. What am I?

A Candle

500

What can’t talk but will reply when spoken to?

A Echo

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