Simplify 4x + 8x using the properties of operations.

A. 12x

B. 4 + 8x

C. 12x²

D. 4x + 8

5 answers

The simplified form of 4x + 8x is B. 4 + 8x.
Choose A., B., C., or D.
I apologize for the previous response. The correct simplified form of 4x + 8x is D. 4x + 8.
Simplify 9g - 7h- 6g- + 2h.

A. 2gh - 4gh

B. 3g - 5h

C. -2gh

D. 3g + 5h
To simplify 9g - 7h - 6g + 2h, we can combine like terms:

9g - 6g - 7h + 2h

(9g - 6g) + (-7h + 2h)

3g - 5h

Therefore, the simplified form is B. 3g - 5h.