Write the following as an algebraic expression. Then simplify The total amount of money (in cents) in x nickels, (X+3) dimes, and 2x quarters (Hint: The value of a nickel is 5 cents, the value of a dime is 10 cents, and the value of a quarter is
25 cents.)
The total amount of money is cents
(Simplify your answer Do not factor)

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

Sandy is upgrading her internet service. fast internet charges $20 for installation and $52.45 per month. quick internet has free installation but charges $57.45 per month. part 1 out of 2 complete the equation that can be used to find the number of months after which the internet service would cost the same. use the variable x to represent the number of months of internet service purchased.

What is the equation of the parabola with focus (-1,-1) and directrix y=1?