8563
5x + 3 - 4 + 4x = 9x -1
x2 + 4x + 3 = (x + 1)(x + 3)
5x + 3 - 4 + 4x = 9x -1
(4x - 3)(4x - 1)
x2 + 4x + 3 =(x + 3) (x + 1)
-17
x2 + 4x + 3 = 0 (x + 1)(x + 3) = 0 x ∈ {-3, -1}
-26
3 minus 3 times 6 plus 2 =
-1 = 3 + 4x take 3 away from both sides: -4 = 4x divide both sides by 4 -1 = x
5 1/3 = 4x/3 + 4 1 1/3 = 4x/3 4/3 = 4x/3 x = 1