Celine has a bottle that contains 20% of mile and the rest is water. the bottle has 1 liter of water.
write an equation in one variable that can be used to find the total numbers of liters and water in the bottle. define the variable used in the equation.
how many liters are present in the bottle?

Tina practice piano for 15 hours last month and 45 hours this month use multiplication to write a statement comparing me i was tina practice during the two months use addition to write a statement comparing the hours tina practice during the two months

James wants to promote his band on the internet. site a offers website hosting for $4.95 per month with a $49.95 startup fee. site b offers website hosting for $9.95 per month with no startup fee. for how many months would james need to keep the website for site a to be a better choice than site b? define a variable for the situation. write an inequality that represents the situation. solve the inequality to find out how many months he needs to keep the website for site a to be less expensive than site b. using words, describe how many months he needs to keep the website for site a to be less expensive than site b.

The formula to determine energy is e=1/2mv2? what is the formula solved for v?