Plz help and dont skip
In the equation y - y1 = m(x - x1), the variable "y1" represents which of the following?

The y-coordinate of a variable point on the line

The y-coordinate of a fixed point on the line

Slope of the line

The y-coordinate of the midpoint on the line

the answer is somewhere there guys it really . there im just not gonna answer

step-by-step explanation:

but i'm guessing ur first option tho

reduce the friction between its moving parts

step-by-step explanation:

in fact, by reducing the friction between the moving parts of the machine, it is possible to reduce the energy wasted due to this friction; therefore, more input energy is converted into useful work, and this will improve the efficiency of the machine.

idek

step-by-step explanation:

step-by-step explanation:

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