Question

What is the first step in solving the system shown below using substitution? 2x=y-1 y=3x

Answer 1

Explanation:

At first put the value of y that is 3x in equation 2x=y-1.

Then put the value of x in equation y=3x that comes from the first solving part.

Answer 2

you have to solve the first equation for y

Explanation: