Question

x²+16x=225 please answer quick

Answer 1

hope it helped u........

Answer 2

$= > {x}^{2} + 16x = 225 \\ \\ = > {x}^{2} + 16x - 225 = 0 \\ \\ = > {x}^{2} + 25x - 9x - 225 = 0 \\ \\ = > x(x + 25) - 9(x + 25) = 0 \\ \\ = > (x - 9)(x + 25) = 0$
________________

Therefore,

=> X - 9 = 0

so

=> X = 9 _____[ANSWER]
_________

Or

=> X + 25 = 0

so

=> X = -25 _____[ANSWER]