Adding and Subtracting Terms with X

3x + 7x

• 10x

• 4x

• -4x

• -10x

Simplify the expression:

4x+(-2x)

• 6x

• -6x

• 2x

• -8x

Simplify the expression.

7x+(-9x)

• -63x

• -2x

• 16x

• -16x

- 3x - 7x

• 10x

• 4x

• -4x

• -10x

• A

• B

• C

• D

• A
• B
• C
• D

• A

• B

• C

• D

Perform the operation

• A

• B

• C

• D

- 3x + 7x

• 10x

• 4x

• -4x

• -10x

When adding and subtracting rational expressions, my first step should be to:

• Combine like terms in the numerators.

• Determine a Least Common Denominator.

• Factor all of the numerators and all of the denominators.

• Change the operator to multiplication and reciprocate the second fraction.