Look at the picture it explains the answer

<em><u>Solution:</u></em>
Given that we have to find the value of "m"
Given expression is:

<em><u>Let us first convert the mixed fraction to improper fraction</u></em>
Steps to follow:
Divide the numerator by the denominator.
Write down the whole number answer.
Then write down any remainder above the denominator.
Therefore,

Now the expression becomes,

Keep the variable "m" on L.H.S and move the constant to R.H.S

Thus value of m is equal to 3.625 or 
596*25%=149
149 people over the age of 65 years old voted
2(-1)+3
-2+3
1
The answer is C!