x^2 + 2x + 1 = x + 3 nilai x adalah? (pake cara)

[tex] {x}^{2} + 2x + 1 = x + 3 \\ {x}^{2} + x - 2 = 0 \\ (x + 2)(x - 1) = 0 \\ x = - 2 \: dan \: x = 1 [/tex]