Question

encontrar la raiz x^2+15=8x

Answer 1

x*2-8x+15=0
(x-5) (x-3)=0
x1=5
x2=3

Answer 2

x^×2+15=8x
x^=2+15-8x
x^=17-8x
x^=9x
x= raíz de 9x
x= 3x