Me the cost for x gallons of heating oil can be represented by the function c(x)=4x+6 in the context the problem explain the meaning of the following statements

Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?

An engineer scale model shows a building that is 3 inches tall. if the scale is 1 inch = 600 feet, how tall is the actual building?

What is the inverse of f(x) = 6x -24