What's the decimal 0.87 as a fraction in simplest form

What is the distance between the points (2 -3) and (-6 4) on the coordinate plane

Drag the tiles to the correct boxes to complete the pairs. not all tiles will be used. match each division expression with the correct quotient.

1/4x+5=3/4. i can't get access to the answer to this question! and, my request on "contact us" will not go