solve 5/6h-7/12=-3/4h-13/6
[5/6]h-[7/12] = [-3/4]h-13/6 let's multiply through by the common denominator of all these fractions, i.e., 12 ..... so we have
10h - 7 = -9h - 26 add 9h, 7 to both sides.....
19h = -19 divide both sides by 19
h = -1
