I beg someone, anyone to please help me with step by step on these two questions. Please, I really need some help. If anyone can please describe each step to me, I' will seriously owe you one.

Question

across · Answer

I know the answer.

What will you owe me?

across · Answer

$$
\sqrt{2x-3}=5\
2x-3=25\
2x=28\
x=14
$$

across · Answer

You said that you will seriously owe me one. ;P

across · Answer

I'm feeling generous, so...
$$
2\sqrt{x+2}-3=7\
2\sqrt{x+2}=10\
\sqrt{x+2}=5\
x+2=25\
x=23
$$