Simplifying Algebraic Expressions

r + 10r

• 11r

• -11r

• 9r

• -11

4a + 9 + a

• 5a + 9
• 14a
• 3a + 9
• 5a - 9

3 - 2a + 3a + 5a

• 5a+3
• 5a-3
• 6a + 3
• 8a+3

What is the simplified form of this expression 3x + 4 + 5x + 3

• 15x
• 8x+7
• 7x+8

Simplify the Expression. 
9z  - 21 - 3z + 10

• Simplified
• 9z - 21 - 7
• 9z - 11 -3z
• 6z - 11

Simplify   6(x - 2)

• 6x + -2
• 6x - 12
• 4x
• 6x - 2

Simplify    5(2 - 7n)

•  52 - 57n
• 10 - 7n
• 10 - 35n
• 10 + 35n

x² + 2 − 1 + 6x² − 4x²

• x ²  -1
• x² +1
• 3x² +1
• x ²+3