Question

pls someone answer.I'll mark it as the brainliest​

Answer 1

Answer:

LET A BE Y

${y}^{2} + 4y + x = (y + 2) {}^{2} \\ {y}^{2} + 4y + x = {y}^{2} + 4 + 4y \\ x = 4$

$\\ \\ {y}^{2} + 4y + 4 = 0 \\ {y}^{2} + 2y + 2y + 4 = 0 \\ y = - 2$

THIS IS THE REQUIRED ANSWER

PLS MARK AS BRAINLIEST