1.)Rewrite the following in an algebraic expression: 5 times a number x subtracted from 3 times a number y 2.)Solve for x in the following equation: x + 3 + x - 8 + x = 55

How do you answer this question? (step by step)

Rewrite the following quadratic functions in intercept or factored form. show your work. f(x) = 3x^2 - 12

Candice uses the function f(t)=t+100−−−−−−√ to model the number of students in her after-school program. the variable t represents days and f(t) represents the number of students. how many days does it take for there to be 15 students in her program? a. 225 days b. 125 days c. 325 days d. 115 days