Which of the numbers below is not only a natural number, but also a whole number, a rational number, and an integer?

a. -13
b.-9.5
c. 5/7
b. √36

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 =

The square root of 9x plus 7 plus the square rot of 2x equall to 7

Find the distance between (0,5) & (-4,2)