Please help me! I really don’t understand! I’m giving out 50 points and if u reply to this and it’s not an actual answer I’m reporting you!

Askate shop rents roller skates as shown on the table below. which graph and function models this situation?

Ireally need subtract and simplify.(-y^2 – 4y - 8) – (-4y^2 – 6y + 3)show your work, ! i will mark you brainliest but you have to show your work.

To find the inverse of a number a, one can use the equation f(c) = a-1/c=0 where c is the inverse of a use the secant method of finding roots of equations to find the inverse of a = 2.5 ,er = 0.001%