Es posible identificar en una fórmula de física, si las variables están relacionadas a través de la variación directa

Whats the name of the vertical axis

Complete the solution of the equation. find the value of y when x equals to 6 4x+y=20

The construction of copying qpr is started below. the next step is to set the width of the compass to the length of ab. how does this step ensure that a new angle will be congruent to the original angle? by using compass take the measures of angle and draw the same arc according to it.