2. A mineral is dropped into a graduated cylinder, the volume of water starts at 30ml and ends at 42ml.

a. What is the volume of the mineral

b. The mineral has a mass of 25 grams, what is the density of the mineral?

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 =

Mario has $14.35 left in his wallet. he spent $148.43 for tablecloths. then, he spent $92.05 for napkins. how much money did mario have in his wallet to start with?

If there are 3.281 feet in 1 meter, how many inches are in one centimeter