Find the length of the side of an equilateral triangle if the perimeter is 18cm.

5/8=1/2/x solve for x.

What is the equivalent to 3/20 as a fraction

Marie is redecorating her bedroom and decides to paint 3 of the walls. Each of the walls measure 12 feet by 10 feet. How many square feet will she need to paint?

Add a sign to 91455=0.2

Write an expression for the sequence of operations described below⤵️ ➡️Multiply s by the quotient of t and u ⏺Do not simplify any part of the expression.

Identify the like terms and terms 1.4c + 11.4 - 2c - 7.3c =

Factor the following quadratics 1) w^2 + 18w + 77 2) x^2 - x - 42

How do you write 1:3 as a fraction

A cylinder has an 18-inch diameter and is 15 inches tall. It is filled to the top with water. A 6-inch-diameter ball is placed within the cylinder, and then the cylinder is filled with water.

Solve) - 3 (9n - 8) + 5r use n = 2 and r = 8