6x + 2 = 6 6x = 4 x = 2/3
6x+7 = -56x = -12x = -2
The quadratic expression x2+6x+8 when factorised equals (x+2)(x+4)
9x + 3 - 6x - 2 = 3x + 1
(2, 1)
7x + 2 = 6x + 2 if and only x = 0.
6x + 2 = 6 6x = 4 x = 2/3
6x+7 = -56x = -12x = -2
The quadratic expression x2+6x+8 when factorised equals (x+2)(x+4)
9x + 3 - 6x - 2 = 3x + 1
6x + 3 = 2x + 5 4x = 2 x=1/2
x=-6,5
20
1/6
(2, 1)
6x-2=x+135x=15x=3
8x+2=6x+10 8x-6x=10-2 2x=8 x=4 Therefore, x=4.