Question

Solve for X. Show all your work.

Answer 1

Answer: 15

Explanation:

256+(np)^2=na^2

- 81+(np)^2=x^2

= 175=na^2-x^2

625=x^2+na^2

- 175=na^2-x^2

=450=2x^2

225=x^2

15=x