Solve for x:

Question 9 options:

x = 10

x = 3

x = 30

x = 7

Which graph represents an even function?

Consider circle c with angle acb measuring 3/4 radians.if minor arc ab measures 9 inches, what is the length of the radius of circle c? if necessary, round your answer to the nearest inch.

The difference of three and the reciprocal of a number is equal to the quotient of 20 and the number. find the number.