Question

please solve this for me

Answer 1

2x=x-3
2x-x=-3
x=-3
there is only one solution for this equation on both number line and cartisian plane.

Answer 2

this equation has only one solution on the number line.

2x = x - 3

2x - x = -3

x = -3

it is the only solution of this equation because it has only one variable.