Simplifying and Interpreting Expressions

Find the sum:
1/2 (4x + 4) + (2x + 8)

• -4x + 10 

• 4x + 10

• 6x + 12

• -6x + 12

Simplify   2(3x + 5)

• 6x + 10

• 23x + 5

• 6x + 5

• 11x

Simplify    100( -3x + -2)

• -103x + -200

• 97x + -200

• 300x + -200

• -300x - 200

Simplify the expression:
6 + 2(7x - 3) 

• 12 + 7x

• 14x

• 8x + 6

• 9 + 7x

Simplify the expression.
3a + 2c - 5 - 4a

• Simplified

• 2c - 5 - 7a

• 2c - 5 - a

• 2c - 5 - 4a

Simplify the Expression.
3x + 2z + 9y - 8

• Simplified

• 5xz + 9y - 8

• 3x + 2z + y

• 3x + 11zy - 8

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

• Simplified

• 9z - 21 - 7

• 9z - 11 -3z

• 6z - 11

Simplify the Expression. 
-2 + x - 4y + 3x 

• Simplified

• -2 + 4x - 4y

• -2x + 4y + 3x

• 3x -2 + 4y

Add these expressions
(3x+15) + (4x+13)

• 7x+ 28

• 35x

• x+2

3y+-3y-6+3

• 3

• -3

• -15

• 15