Correct me if I’m wrong please

The suare root of 9x plus 7 plus the square rot of 2x equall to 7

How to simply and write the answer n a whole number

Does the construction demonstrate how to copy an angle correctly using technology a) yes the distance between points a and f was used to create circle h b) yes the distance between points f and g was used to create circle h c) no the distance between points a and f was used to create circle h d) no the distance between points f and g was used to create circle h