Question

solve the following radical equation:

equation
Select one:
a. Take the square root of each side to solve for x2
b. Square each side of the equation to remove the radicand
c. Subtract 7 from each side
d. Subtract 1 from each side

Answer 1

\[\sqrt{x-1}=x-7\]

Answer 2

@JoshR1213

Answer 3

@SolomonZelman @satellite73

Answer 4

Square both sides
x-1=(x-7)(x-7)
x-1=x^2-7x-7x+49
x-1=x^2-14x+49
0=x^2-14x-x+49-1
0=x^2-15x+48