DIE
if: 2x + 6 = -6 then: 2x = -12 x = -6 if: 5x + 7y = 1 then: 5(-6) + 7y = 1 7y = 31 y = 31/7
x=6Solution:x + 2x + 14 = 5x + 214 - 2 = 5x - 3x12 = 2xx = 12/2 = 6
5x - 2x = -5 - 1 ie 3x = -6 so x = -2
3x+5=4-2x+6 5x=4-1 5x=3 x=3/5
6 + 2x = 5x + 9 , 6 - 9 = 5x - 2x , -3 = 3x , x = -1
8x-7 plus 2x equals 6 plus 5x plus 2?
5x-8= -2x+6(+8 = +8)5x=-2x+14(+2x = +2x)7x=14x=14
3x + 5x = 2x + 28x = 2x + 26x = 2x = (2/6) = 1/3
DIE
if: 2x + 6 = -6 then: 2x = -12 x = -6 if: 5x + 7y = 1 then: 5(-6) + 7y = 1 7y = 31 y = 31/7
5X + 6 = 2X + 15 -2X -2X 3X + 6 = 15 -6 -6 3X = 15 ---- ----- 3 3 x = 5 im so smart.
5x - 4 = 3x + 6 5x - 3x = 6 + 4 2x = 10 x = 5
x=6Solution:x + 2x + 14 = 5x + 214 - 2 = 5x - 3x12 = 2xx = 12/2 = 6
8x + 5x + 2x + 4x = 114 19x = 114 x = 6 then 5x + 3 = 5*6 + 3 = 33
5x - 2x = -5 - 1 ie 3x = -6 so x = -2
-2(5x+3)-2x<-3(2x-4)+2