Solve the following systems by the addition method

4x - y = 3

2x+3y = 18

A circle fountain has a radius of 9.4 feet. What's the fountains diamiter

The radius of the circle is 4 in. What is the circumference of the circle? (Use [pi = 3.14.)

In inches, what is the perimeter of a rectangle with a width of 4 inches and length of 10 inches?

Solve for r 2r-s/t=4

What is the kinetic energy of a 3-kilogram ball that is rolling at 2 meters per second?

Witch of the expressions below could be used to find the amount of space occupied by the cone

What would be the answer. katlyn made 4 dresses with 7 yards of fabric. how many yards did she use on 1 dress

What is the simplified version of 3x•5-x-2

How do you do evaluating expressions

Ryan bought 36 cupcakes at the bakery. He was given an additional 8 cupcakes for being a valued member the bakery is packing the cupcakes by placing 6 in each box. How many boxes will the bakery need?