159 i don’t know for sure tho
Um.... I am confused I do not know what u are asking me.
I am so sorry that I can not help , but isf I knew it I would help.

It is non recurring number
Hope it helps you
Answer:
Friction is a force that opposes motion between any surfaces that are touching. Friction occurs because no surface is perfectly smooth. Rougher surfaces have more friction between them. ... Friction produces heat because it causes the molecules on rubbing surfaces to move faster and have more energy
The equation of this line in slope intercept form is y= 3/7x