What is this distance written as a whole number

Twice the sum of a number and 4 is equal to three times the difference of the number and 7. find the number.

(x-5)1/2+5=2 what is possible solution of this equation

Solve: 25 points find the fifth term of an increasing geometric progression if the first term is equal to 7−3 √5 and each term (starting with the second) is equal to the difference of the term following it and the term preceding it.