Which of the following inequalities represents a solution set that has the variable x being less than or equal to some number?
1. 8x +1 < 53
2. 4x + 7 > -5
3. 5x - 16 239
4. 4x + 34 38

Solve the equation x/4 - 5= -8 -27 -12 -7 12

Identify the parent function that can be used to graph the function f(x)=3(x-9)2

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