a, 3/8-1/3 . ( x+1 )= 3/26
1/3.(x+1) =3/8-3/26= 27/104
x+1 = 27/104:1/3=81/104
x=81/104-1= (-23)/104
b. 1/3 +1/2:x = -4
1/2:x = -4 -1/3 =-13/3
x= 1/2: -13/3
x= -3/26
a, 3/8 - 1/3 x ( X + 1 ) = 3/26
1/3 x ( X + 1 ) = 3/8 - 3/26
1/3 x ( X + 1 ) = 27/104
X + 1 = 27/104 : 1/3
X + 1 = 81/104
X = 81 / 104 - 1
X = -23/104
b, 1/3 + 1/2 : x = -4
1/2 : x = -4 - 1/3
1/2 : x = -13/3
x = 1/2 : -13/3
x = -3/26