1.- (2)(-3)(5) + 25X = (147/15)X - 248/43 - 223/105=1.57
2.- (45/7)/(198/26) + 28X = 13 + (14/67)(222/111)=1.58
3.- 48/5 + (2/3)X = 1657 + 345=3.01
4.- (2)(-5)(-7)(-8)(9) + 257896 -1247 -5X = 951753 + 456=7.13
5.- (5/3)+(4/3) = 2X=6.6
6.- (6/7)(3/9) + 3X = 4 - (17/5)=3.40
7.- (23/3) + (16/9)X = 23X -12=1.08
8.- 12X - 18 + (23/7) = (145/2) -4X=.17
9.- ((14/2)(15/9) / (125/25)) = 17/3 + (13/4)X=.59
10.- 22 -178 + 33/5 -16X = 147 + (248/16)X=.09
11.- 951357 -456258 + (22/16)X = 145X -654852 +123987=1.39