What is the equation of function in slope-intercept form? i’m having a hard time with this so if you also have the time to explain that’d be awesome !

What number should be added to both sides of the equation to complete this square? x^2-10x=7

Amanager recorded the number of bicycles sold by his company each quarter. his projected sales after t years is given by the expression below. which of the following statements best describes the expression? a. the initial sales of 575 bicycles increases at the rate of 4% over 4 quarters. b. the initial sales of 575 bicycles increases at the rate of 18% over 4 years. c. the initial sales of 575 bicycles increases at the rate of 4% over t quarters. d. the initial sales of 575 bicycles increases at the rate of 18% over t years.

Which is a graph of a proportional relationship?