Answered

1+√(x+5)=x solve for x

Sagot :

Cheahjimmyviz
1+√(x+5) = x
√(x+5) = x-1
(√x+5)² = (x-1)²
x+5=  x²-2x+1
x²-3x-4 =0
(x-4)(x+1) = 0
x= 4 or x = -1
only x = 4 is true