concerning my math problem 7x=x+18 lisa how did you get x=3
7x=x+18
You need to get the unknowns on one side of the equation and the known on the other side.
7x - x = x - x + 18
6x = 18
x = 18/6 = 3
You need to get the unknowns on one side of the equation and the known on the other side.
7x - x = x - x + 18
6x = 18
x = 18/6 = 3