Answer: your answer should be 3x^2 + 10x -75 / 5x.
Step-by-step explanation:
1. Combine multiplied terms into a single fraction
2. Find common denominator
3. Combine fractions with common denominator
4. Multiply the numbers
5. Re-order terms so constants are on the left
6. Combine exponents
7. Multiply the numbers
8. Rearrange terms
therefore hopefully giving you the answer of 3x^2 + 10x -75 / 5x.