Question

15-3d/2d-10 (simplify the expression)

Answer 1

15-3d 3-3d
-------= -------
2d-10 2d-2

Answer 2

3( 5-d)
-------- = -1 1/2 or -1.5
-2(5-d)

Answer 3

@gitahimart it would be -3(d-5)

Answer 4

it can also be so, this will not alter the outcome, check keenly:
-3(d-5)
------- = -3/2 = -1 1/2 or -1.5
2 (d-5)

Answer 5

You're right :)

Answer 6

:) you're right too