CC3 Chapter 2 practice (to 2.1.5)

• 3x²+4+x

• x²+x+3

• x²+2x+3-1

Solve the proportion:

• 4

• 5

• 4.5

Simplify using legal moves.

6 − (3x − 4) + 7x − 11

• 4x

• 3x+2

• 4x-1

Simplify completely by combining like terms:
 3x² + 12 + 7x + x + 5 + 2x²

• 6x² + 7x + 17

• 5x² + 7x + 17

• 6x² + 8x + 17

• 5x² + 8x + 17

Simplify each expression.

• -4x

• 3x

• 0

• 2x + 2

Simplify each expression.

• 2

• 4

• 0

• -4

Simplify each expression.

• -x

• -x - 1

• -x + 3

• x - 3

Simplify each expression.

• -x

• -x - 1

• -x + 3

• x - 3

Simplify each expression.

• 3x - 2

• x - 2

• 5x +2

• 3x + 2

Find x.

• 7

• 3

• 10

• -3