Can em waves travel through a perfect vacuum?

Gina has 21 more barrttes than Holly. The equation g=21+h, where 'g' represents the number of barrettes Gina has, and 'h' represents the number of barrettes Holly has, shows this relationship.

What is the factor expression of - 20a-divided by 12b

A water tank with 265 gallons of water has a leak. After 5 hours, the tank is completely empty. Select all the unit rates to describe this situation. Answer Choices It takes 153 hour for 1 gallon of water to drain from the water tank.

There are 18 tables at a party each table can seat six people complete the equation to show which operation to use and the total number of people that can be seated at the party then complete the sentence to explain your reasoning

Lena is selling hamburgers. Each hamburger comes with 3 pickles. Which equation shows the number of pickles Lena will serve if she sells g hamburgers?

If p + 9 = 25 and p = q, then q + 9 = 25.

If a bag contains 400 coins, and 33 1 over 2 are nickels, how many nickels are there what percent of the coins are not nickels

40023032 expanded form

Which of the following expressions has 3 terms? A 8x + y - z B xyz C y3 + 1

Do you wears a blue shirt every 3 days Larry wears a blue shirt every 4 days on April 12th both Julia and Larry wear a blue shirt what is the next date that they will both wear a blue shirt