(x-5)= +/- √10
x=+/-√10 + 5
solve the equation
(x-5)^2=10
2 answers
your other way of doing is expanding it
(x-5)(x-5)=10
x^2-10x+25=10
bring the 10 over
x^2-10x+15=0
(x-5)(x-5)=10
x^2-10x+25=10
bring the 10 over
x^2-10x+15=0