Liz is training for a swin meet her goal is to swin 100 laps she seam 12 laps in the pool on each of 3 days write and solve an equation to find how many more laps liz needs to swim to reach her goal?

Use the elimination method to find the solution to the system of equations. 2x - 3y = -9 -x + 3y = 6

You are at a restaurant and owe $56.20 for your meal. you want to leave an 18% tip. approximately how much is your tip?

Many newspapers carry a certain puzzle in which the reader must unscramble letters to form words. how many ways can the letters of emdangl be arranged? identify the correct unscrambling, then determine the probability of getting that result by randomly selecting one arrangement of the given letters.