Posted this question and part of the answer was incorrect.

Question

a) 4L/3 = 6

4L/4 = 18/4
L= 18/4
L= 9/2

b) 4= 3M/2 + 32
3M/2 = -32 + 4
3M/2 = -28
3M/2 * 2= -28*2
3M= -28 -2
3M= 56
3M/3 = -56/3
M= -56/3

??? Can answer b be checked again please

Answer 1

Looks good to me. Just check it:
3(-56/3)/2 + 32
= 3(-28/3) + 32
= -28 + 32
= 4