What is the anwser to this math problem -7)-3(4m-3)=71

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.

Find the center and the radius of the circle with the equation: x^2-2x+y^2+4y+1=0?

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