Hello if you're able to answer this question help me and provide work as well, Thank you.

Given f(x)= 9x+1 and g(x)=x^3, choose the expression (f*g)(x)

Solve 3x-18=2y and 5x-6y=6 by elimination show work

Which situation can be modeled by the inequality 5 + 10w ≥ 45? a. you start with $5 and save $10 a week until you have at least $45. b. you start with 5 baseball cards and purchase 10 cards every week until you have at most 45 cards. c. you start with 5 water bottles and purchases cases of 10 water bottles each until you have a total of 45 water bottles. d. you spend $5 plus $10 per week until you have less than $45.