What is the value of the expression below (4 * 7) - [(10 * 2 ) - 1 ]

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 =

Arational number that is equivalent to -20/4?

Aright cylinder has a diameter of 8 m and a height of 6m. what is the volume of the cylinder