If x=3(y+w)-1 what id the value of w in terms of x and y ?

Is δ pmr similar to δ smn ? if so, which postulate or theorem proves these two triangles are similar?

Ineed your ! i was to turn this into pond first thing i gotta do is outline the inside with this plastic how big should i cut the plastic the height: 10 1/2” the length: 40” the width: 12” me !

What is the period of the sinusoidal function ?