Jonny is solving this equation for n: 8 + 3n = 20. His first step is to subtract 8 from both sides of the equation. Why?(1 point)

Question

Responses

He needs to reverse the order of operations.
He needs to reverse the order of operations.

8 is attached to 3n by subtraction.
8 is attached to 3 n by subtraction.

He needs to follow the order of operations.
He needs to follow the order of operations.

8 is the first term in the equation.

Answer 1

The correct answer is: He needs to isolate the variable.

By subtracting 8 from both sides of the equation, Jonny is eliminating the constant term on one side and isolating the variable term (3n) on the other side. This allows him to easily solve for n in the next steps.