Given 3x+y=15 and x=2, find the value for y that makes the equation true. (this is problem 4a on page 26 in your book) *

What is the value of x? enter your answer in the box. (cm)

Write a function that matches the description. a cosine function has a maximum of 5 and a minimum value of -5. f (r) =

Atriangle has an area of 72 square inches. if the base of the triangle has a length of 18 inches, what is the height of the triangle? use the formula for the area of a triangle: area = (base)(height) type a numerical answer in the space provided. do not include the units or spaces in your answer.