-14 = 3x + (x-2)
-14 = 3x + x -2
-14 = 4x -2
-12 = 4x
-3 = x
Chat with our AI personalities
-2
x2 + 3x + 7 = 5 ∴ x2 + 3x + 2 = 0 ∴ (x + 1)(x + 2) = 0 ∴ x ∈ {-2, -1}
3x-1 = 11 3x = 11+1 3x = 12 x = 4 Therefore: x2+2 = 18
-2x + 3x = -4 By combining like terms we get: x = -4.
is a quadratic equation for y, in terms of x.