4x plus 7 plus 3x equals 19 plus xx = 2
4x+7-3x = 15 4x-3x = 15-7 x = 8
19 (7 + 12 = 4x - 3x)
3x + 7 = -4x + 28 implies 7x + 7 = 28
-3x=-21+4x-3x-4x=-21+4x-4x-7x=-217x=217x/7=21/7x=3
3x+7=4x 7=4x-3x 7=x
4x plus 7 plus 3x equals 19 plus xx = 2
4x+7-3x = 15 4x-3x = 15-7 x = 8
19 (7 + 12 = 4x - 3x)
3x+7=4x-73x=(-)7+4x-4x(-)1x=(-)7________(-)1x=7add (-3x) to each side of equation3x +7 = 4x-3x +3x +7 = 4x -3x0 +7= 1x7=x
3x + 7 = -4x + 28 implies 7x + 7 = 28
-3x=-21+4x-3x-4x=-21+4x-4x-7x=-217x=217x/7=21/7x=3
4x + 2 = 3x + 9 x + 2 = 9 x = 7
5+4x-7 = 4x+3-x 4x-2 = 3x+3 4x-3x = 3+2 x = 5
3x = 7-4x 3x+4x = 7 7x = 7 x = 1
y= -4x-7 y=3x 3x= -4x-7 3x+4x=7 7x=7 x=1
X=2