First solve for x by doing 3x+2=-2x-8
Then move the -2x to the left side of the equation so you would add 2x which you would have 5x then subtract 2 to the right side so you would have -10 so then you would have 5x=-10 so x=-2 then plug in -2 to get the y which is -4 so it would be (-2,-4)
