Can someone walk me through simplifying polynomials?
example problem:

(x + 4x^4) + (x^4 - 2 + 8x)

Abouncy ball is released from a certain height. on the first bounce, it travels 32cm. with each subsequent bounce, it travels 9/10 the distance of the previous bounce. what is the total distance that the ball has traveled when it completes its 25th bounce?

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.

What is the cube root of -1,000p^12q3? -10p^4 -10p^4q 10p^4 10p^4q