What is the value of x if 25 = 5x + 35 ?

What can you determine about the solutions of this system

Given: △acm, m∠c=90°, cp ⊥ am , ac: cm=3: 4, mp-ap=1. find am.

Tanyss's house has 25 windows. her brother has washed 22 of the windows. what percent of the windows has her brother washed?