Answer:
I dont have an answer but i do have something that could help .
Answer:−24/5x^2+15x
Step-by-step explanation:
=6x2+−54/5x^2+15x
=(6x^2+−54/5x^2)+(15x)
=−24/5x^2+15x
Answer:
1.71*10^5
I recommend googling how to convert numbers to scientific notation