# Expressions and Equations

### Problems

Problem : Identify the variable(s) in the following expressions:
a) 6g + 12
b) 18y
c) +11 - 16 + (5—2)
d) 13 + w - j
e) 2sf
f) 16f (g + 1)2 + h

Problem : Identify the variable(s) in the following equations:
a) 5r + 6 = 11
b) = 7
c) 116♣ +423♥ = 209
d) 3·(d + 1) - 4·(p - 2) = 100
e) 14u = 28v + 7
f) 12 = 5r - 3

Problem : Are the following expressions or equations?
a) 34x + 6 = 19
b) r + 2y
c) x 3 + y 4 - 6
d) 13p = 106q
e) 3 + 2
f) 213 - 13 = 200
g) 16x

Problem : Translate the following word statement into an algebraic expression or equation:
"Twice the number of cookies Katie bakes plus the number of cookies Prisca bakes minus 6 cookies"

Problem : Translate the following word statement into an algebraic expression or equation:
"If Rob was half a foot taller, he would be six and one-quarter feet tall."

Problem : Translate the following word statement into an algebraic expression or equation:
"If Ron had scored 15 more points, he would have scored twice as many points as Shawn."

Problem : Translate the following word statement into an algebraic expression or equation:
"John's age divided by 3 is equal to John's age minus 14."

## Take a Study Break

### Star Trek gets SEXY

Chris Pine and Zoe Saldana heat up the red carpet!

### Are you afraid of relationships?

Auntie SparkNotes can help!

### Wanna get JLaw's gorgeous glow?

Click here for simple, sexy makeup tricks!

### Sexy starlet style

See every single look from the Met Gala!

### Who'd be on your zombie-apocalypse crew?

We already dib'sed Genghis Khan.

Before the fame!

### 9 Scientific Inaccuracies in Iron Man 3

Click to see what they got wrong.

### Top 10 Predictions Sci-Fi Got WRONG

So wrong, they're WRONG.

### The 15 Most Awesome Robots, Ever

These Robots Rock!

### If You Like Game of Thrones...

...Then you'll LOVE these books!

## The Book

### Read What You Love, Anywhere You Like

Get Our FREE NOOK Reading Apps