When a number is decreased by 19% the result is 66 what is the original number to

the nearest tenth percent

Write the fraction 9/50 as a decimal if needed round to the nearest hundredth

Follow these steps using the algebra tiles to solve the equation −5x + (−2) = −2x + 4. 1. add 5 positive x-tiles to both sides and create zero pairs. 2. add 4 negative unit tiles to both sides and create zero pairs. 3. divide the unit tiles evenly among the x-tiles. x =

You work in a hospital that has 9 floors. you need to see 3 patients on each floor. how many patients do you need to see in all?