How do I show my work for this -5+x=13

Can some one me, i’ve been asking for so long

20 points! asap! a is known to be 6,500 feet above sea level; ab = 600 feet. the angle at a looking up at p is 20°. the angle at b looking up at p is 35°. how far above sea level is the peak p? find the height of the mountain peak to the nearest foot. height above sea level =

What describes horizontal cross section of the right rectangle 6m 8m 5m