Answer:
b=73a-121
Step-by-step explanation:
a-b/12=11-6a
Let's start solving
Cross multiply
a-b=12(11-6a)
a-b=121-72a
Collect like terms
a+72a=121+b
73a=121+b
Substrate 121 from both sides
73a-121=b
Therefore b=73a-121
Which means that b has been made the subject of formula
