Question

Need help quick due later

Answer 1

The length of the two pieces is given: 10 and x-2.

The two pieces' lengths tally up to 2x-3.

So, if we put the pieces together, we must obtain the total:

$10+x-2 = 2x-3$

$x+8=2x-3$

$x=11$

So, GF is x-2, i.e. 11-2=9