What does x equal in x^2-9=-15

A piece of wire 40 cm long is cut into two pieces, each of which is bent to form a square. The total area of the squares is 52 cm². Find the length of each piece.

True or False. When graphing the inequality y>3x+2 the line drawn would be a solid line.

What does the fractions 20/100+25/100+25/100 equal?

Simplify the expression: ((xy^-2) ^3) / ((y^3) (x^-2)) ^1/3

Find the value of x if (2/3) ^x (3/2) ^2x = 27/8

Mary runs 3.2 miles every 10 minutes. At this rate, how many miles does she run in an hour?

Mr. Evans is considering offering a second after-school tutoring session for his math students each week. He records the number of students who attend his current sessions each week.

How can I evaluate y=1

An organic juice bottler ideally produces 215,000 bottles per day. But this total can vary by as many as 7,500 bottles. What is the maximum and minimum expected production at the bottling company?

What is the least common multiple of 21 and 30?