Question

Luca solved an equation as shown, and verified

that his solution was correct.
√2x-5 = √x-3+1
( 12x-5)-(1x=3+1)
2x-5= X-3+1
X = 3

Answer 1

3

Explanation:

squaring both sides first gives 2x-5=x-3+1 hence simplifying further give x=3