Simplify the expression.6*6^t-2*6^t

Missy took the act and was told her standard score (z-score) is –1. frank took the sat and was told his standard score (z-score) is –2. which student has a better chance of getting admitted to college based on their test score?

Name the most appropriate metric unit for each measurement

The price of an item has been reduced by 30%. the original price was $30. what is the price of the item now ?