(05.03)the equation shows the relationship between x and y:

y = −7x + 9

what is the slope of the equation?
−7
−2
7
9

Asap describe the transformations required to obtain the graph of the function f(x) from the graph of the function g(x). f(x)=-5.8sin x. g(x)=sin x. a: vertical stretch by a factor of 5.8, reflection across y-axis. b: vertical stretch by a factor of 5.8,reflection across x-axis. c: horizontal stretch by a factor of 5.8, reflection across x-axis. d: horizontal stretch by a factor of 5.8 reflection across y-axis.

Christina can paint 420 square feet in 105 minutes. which unit rate describes the scenario?

How can i differentiate this equation?