1. move the x values to one side of the equation (value changes from positive to negative)
150x -60x +35=60x - 60x
90x+35=0
2. Move the 35 to other side of the equal sign (value changes from positive to negative)
90x+35-35=-35
90x=-35
3. Divide 90x by 90, and divide -35 by 90
90x/90=-35/90
x=-7/18
