Im assuming there is exponents so if im assuming correctly, then the answer would be 6x^4 - x^3 - 5x^2 + 10x + 5 because you would combine like terms.
$335.8
Take 251.85/75 and you get 3.358, multiply by 100 and you get your answer
Answer:
I believe it's 40/ 20 I'm sorry if it's wrong..
3x - 8 = -2 |subtract 10 from both sides
3x - 18 = -12 |divide both sides by 3
x - 6 = -4