Expressions Quiz 7th Grade

Simplify the following expression

-5x + 2y - 6x + 3y + 3x

• 14x + 5y

• 8x + 5y

• -8x +5y

• -8x - 5y

Simplify the following expression

-4x + 6 + 2x -8 + 3y + 6x

• 12x +1

• 4x + 3y - 2

• 8x + 3y + 2

• 4x + 3y + 2

Simplify the following expression

-4(2x - 4)

• 8x-16

• -8x-16

• 8x +16

• -8x +16

Simplify the following expression

3(x - 1) + 5x

• 8x - 3

• 2x - 3

• 8x +3

• 8x - 1

Simplify the following expression

4 - 2(3x - 1) + 2x

• 8x - 2

• 8x + 2

• -4x + 6

• -4 x + 2

Which expression simplifies to 4x + 2

• 5x - 4 + x + 2

• -2(2x - 1)

• -2x + 4 - 2x - 6

• -2(-2x + 1)

Evaluate the following expression when x=2 and y=-2

3x - 4y

• -2

• 14

• 2

• -14

Simplify the following expression

(4x -2) - (x - 4)

• 3x +2

• 3x - 2

• 5x - 6

• 3x - 6

• 32x - 16

• 4x - 2

• 2x - 1

• 2x + 1

Which expression simplifies to 3x - 4

• 3x - 2 -2x -2

• 4x -2 - x - 2

• 2x - 6 + 3x + 2

• 3(x - 4)