You can put this solution on YOUR website! Since 2x and 6x are like terms, add 6x to 2x to get 8x
8x+45=0
Since 45 does not contain the variable to solve for, move it to the right hand side of the equation by subtracting 45 from both sides.
8x=-45
Divide each term in the equation by 8.
8x/8=-45/8
Simplify the left hand side of the equation by canceling the common factors.
x= -45/8