Equation shown 36+42=x (6+7) what factor does X represent

How far is x from 5 on a number line?

An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?

Which of the following best describes the graph below? + + 2 + 3 + 4 1 o a. it is not a function. o b. it is a one-to-one function. o c. it is a many-to-one function. o d. it is a function, but it is not one-to-one.