How to find the perimeter of a triangle with one side missing?

When working with scientific notation, what does a negative exponent let you know about the size of the number?

Which choice is the simple formula for the nth term of the following arithmetic sequence? 6, 2, - 2, - 6, - 10, ... A. 5n + 4 B. 4n + 10 C. 4n + 1 D. - 4n + 10 E. - 4n + 1

A train goes at a constant speed. If it covers 150 miles in 2 1 2 hours, e How long would it take for that train to cover 270 miles?

Jose earned money over the summer working at his family's store. He put three-fourths of the money he earned in his saving account and spend half of the rest. If he has $120 left over. How much did he earn?

what is next number in pattern 125,-25,5,-1,

How do you find b from 24-10b=9

A telescope is regularly priced at $180, but is on sale for 25% off. What is the price after the discount and 5% sales tax?

Sides of three square rooms measure 13 feet each, and sides of two square rooms measure 15 feet each. Which expression shows the total area of these five rooms? a. (3 * 13^2) + (2 * 15^2) b. (2 * 13^3) + (2 * 15^2) c. (3 * 15^2) + (2 * 13^2) d.

Model with Math: Vanessa spends $273. She donates $119. Vanessa had $685. How much money does she have left? 1. Explain how you can represent this problem. 2. What is the hidden question you need to answer before you can slove the problem. 3.

Which expression is equivalent to four? A. (10 - 4) + 2 B. 10 - 4 + 2 C. 10 - (4 + 2) D. (10 - 4 + 2)