Answer:
3x=10+13x
We simplify the equation to the form, which is simple to understand
3x=10+13x
We move all terms containing x to the left and all other terms to the right.
+3x-13x=+10
We simplify left and right side of the equation.
-10x=+10
We divide both sides of the equation by -10 to get x.
x=-1
