The function y = 9x + 2 represents the total amount of money, y, spent at the movie theatre by a group of x people.
What is true about the function?

What's the difference between: x≥0 and nonnegative integer. ?

Sherina wrote and solved the equation. x-56=230 x-56-56=230-56 x=174 what was sherina’s error? sherina’s work is correct. sherina only needed to subtract 56 from 230. sherina made a subtraction error when subtracting 56 from 230. sherina should have added 56 to both sides of the equation.

If you had $1,900,000, how many days would it take you to spend all if you spent $1 a second. (there are 86,400 seconds in a day)