x = 1
3x+12x = 15 15x = 15 x = 1
2x-12
3x+8 = 12 3x = 4 x = 4/3
3x+42=6x+12 42=6x-3x+12 42=3x+12 42-12=3x 30=3x 10=x
15
x = 1
no
3x - 12 = 10x - 15 - 6x -10 3x - 12 = 4x -25 3x + 13 = 4x 13 = 4x - 3x 13 = x None?
6x - 12 = 3x + 15 3x = 27 x = 9
3x+12x = 15 15x = 15 x = 1
2x-12
3x+8 = 12 3x = 4 x = 4/3
3x+42=6x+12 42=6x-3x+12 42=3x+12 42-12=3x 30=3x 10=x
Point slope equation: Y=3X+12
x+5 = 3x+15 x-3x = 15-5 -2x = 10 x = -5
3x+12=x+48: 3x-x=-12+48 2x=36 x=18