You can put this solution on YOUR website! 3/2 - x/4=-10 (get a least common denominator for the fractions)
6/4 - x/4=-10 (multiply both sides by 4 to clear fractions)
6-x=-40 (subtract -6 from both sides)
-x=-46 (divide both sides by -1 to clear negative)
x=46
Hope this helps!