What’s these 2 music notes answers need a lil help

If f(x)=x+7 and g(x)=1/x what is (fog)(x)

Which of the following equations are equivalent to -2m - 5m - 8 = 3 + (-7) + m? -15m = -4m -7m - 8 = m - 4 -3m - 8 = 4 - m m - 4 = -7m - 8 -8 - 7m = -4 + m -8 - 3m = 4 - m

Graph a point. start at your origin, move left 10 units, and then move up three units which ordered pair is the point you graphed