Brainelsss the cost of 10 ice creams at an ice cream stand is $30. which graph shows the cost of different numbers of ice creams at the ice cream stand?

(note i put the graph in so plz )the graph shows the amount of water that remains in a barrel after it begins to leak. the variable x represents the number of days that have passed since the barrel was filled, and y represents the number of gallons of water that remain in the barrel. what is the slope of the line

If f(x)= sqrt4x+9+2, which inequality can be used to find the domain of f(x)?

Aquadratic equation in standard from is written ax^2= bx+c, where a,b and c are real numbers and a is not zero?