How do you work out coefficient of x

its easy

Step-by-step explanation:

coefficient-the final answer

x-unknow number

lets say you have

x by 20 =y

y=5

and you type

x.20=5

x=20:5

x=4

the coeficient is 4

step-by-step explanation:

(s)he  is right it would be 5.5% because it is smaller than 15.5% or anything smaller than 15.5% in general