+817 Is that the full question? If you could give the directions, and touch up the formatting it would be vey helpful!
-9 Write an expression, without paretheses, which is equivalent to one half(2x-10)... those are all of direction...
+37159 Using distibutive property of multiplication:
=
1/2 (2x) - 1/2(10)
=
x-5
