The slope is 0.
4x+7=9x+7 -5x=0 x=0
0
8x+9=9x-18+9 = 8x+9=9x-9 = 1x=0 (:
2x2 + 10 = 9x 2x2 - 9x + 10 = 0 (x - 2)(2x - 5) = 0
The slope is 0.
4x+7=9x+7 -5x=0 x=0
0
x + 20 + 10x = 20 + 9x 11x + 20 = 20 + 9x Subtract 20 from both sides: 11x = 9x Subtract 9x from both sides: 2x = 0 Divide both sides by 2: x = 0
8x+9=9x-18+9 = 8x+9=9x-9 = 1x=0 (:
2x2 + 10 = 9x 2x2 - 9x + 10 = 0 (x - 2)(2x - 5) = 0
6x2+13x-5 = 0 (2x+5)(3x-1) = 0 x = -5/2 or x = 1/3
2x(3x+6) = 0 x = 0 or x = -2
Associative Property of Multiplication
It is: 5/9x-y+2 = 0
x - 10x = 9x, so 9x + 3 = 0, so 9x = -3 so x = -1/3
2x2 + 10 - 9x = 0 or 2x2 - 9x + 10 = 0 So (x - 2)*(2x - 5) = 0