Is (6,1) (8,-3) (6,7) a function

Each month Kaden's phone company charges a flat fee of $12 plus $0.05 per minute. His bill for last month was $18 how many minutes did luca talk on tha phone last month?

Scores on a university exam are normally distributed with a mean of 78 and a standard deviation of 8. the professor teaching the class declares that a score of 70 or higher is required for a grade of at least " c." using the 68-95-99.

The quarterback of a football team releases a pass at a height of 6 feet above the playing field, and the football is caught by a receiver 78 yards directly downfield at a height of 4 feet.

Three times the lesser of two consecutive odd numbers is eleven more than two times the greater of the 2 numbers what are the two numbers

Given: f (x) = 1/x+5 and g (x) = x-2 What restrictions of the domain of f (g (x)) ? a. x not equal to - 5 b. x not equal to - 3 c. x not equal to 2 d. There are no restrictions

rectangular piece of board is 61.8 centimeters by 84.9 centimeters. What is the perimeter of the piece of board?

How do I factor 6y^2-23+7

Cassie has 8 red marbles and 12 yellow marbles. Her mom doubles her red and yellow marbles. Use the distributive property to show how many marbles Cassie has.

If x squared is 30, what is the value of x?

10+8=2y what is the value of y