Solving equations

what is the value of x

8x+9=5x+18

How to find linear regression

The expression 3P2 represents the number of ways of:?

Equation for a parabola with a focus of (2, - 2) and a directrix of y=-8

Narrowest graph y=-4x2

If 1/2 gallon of paint covers 1/4 of a wall, then how much paint is needed to cover the entire wall? A. 1/8 gallon B. 1 gallon C. 1 1/2 gallon D. 2 gallons

24 tenths - 1 one 3 tenths

N the balmer-rydberg equation, what value of m is used to determine the wavelengths of the balmer series? express your answer as an integer.

The table lists recommended amounts of food to order for 25 party guests. Nathan and Amanda are hosting a graduation party for 40 guests. They know there will also be guests stopping by who may have come from other parties.

The two-way table shows the number of books of each type in Eliza's home. What is the probability that a randomly selected reference book is hardcover? 0.25 0.4 0.6 0.75

Simple interest = P * r * t Perry earns 5 percent simple interest annually on his savings account. How much interest will Perry earn each month on $650?