133)(x-5)/4=1,x-5=4,x=9
134)15-3x = 9, 3x = 6, x=2
135)(5x-22)ˇ3 =27, (5x-22)ˇ3 = 3ˇ3, 5x-22=3,5x=25, x=5
136)5x-3 = 3ˇ3, 5x-3=27, 5x = 30, x=6
137)3ˇ3.3ˇ2x-5.3ˇ2x=66, 27.3ˇ2x -5.3ˇ2x =66,22.3ˇ2x=66,3ˇ2x = 3,2x=1,x=1/2
138)2x =( 2.2ˇ1/3)ˇ-3)= 2.ˇ-3 . 2ˇ-1=2ˇ-4=1/16, x = 1/32
139)(7x-31)/4 = 9ˇ0=1, 7x-31=4,7x=35, x=5
140)4x-3 = 5ˇ1, 4x-3=5, 4x=8, x=2
141)5x/2+3 = 3ˇ1, 5x+6 = 3.2, 5x=0, x=0
142)7x-7 = 3ˇ3, 7x-7 =27, 7x=34, x =34/7