If you buy 4 items that cost $5 each, how do you determine the total amount you will spend?

2(n-1)+4n=2(3n-1)n=0no solutioninfinitely many solutions n= - 4 !

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.

What is the value of x in the equation 2(x-4) = 4(2x + 1)?