First expand the parentheses
Then rearrange the variables so they are on one side of the equation
Then rearrange the constant terms so they are on the other side
Example-
7x - 3(x - 2) = x + 3
7x - 3x + 6 = x + 3
-x -x
7x - 4x + 6 = 3
-6 -6
7x - 4x = -3
3x = -3
x = -1