≈ 6 (in simplest form)
Answer is <em>5 S.R. 6 </em>
It’s B because 18x980 (that is every student) is equal to 17,640 dollars.

Solution:
Given equation is
.
To solve the equation by step by step.
Step 1: Given

Step 2: Combine like terms together.
Plus symbol changed to minus when the term goes from right to left (or) left to right of the equal sign.

Step 3: Subtract the fractions in the left side.

⇒ 
Step 4: Divide both side of the equation by 3, we get


Hence, the answer is
.
39=3m-15
39+15=3m
54=3m
54/3=3m/3
m=18