Solve the equation.
3x+7=40

Which equation represents a circle with a center at (–3, –5) and a radius of 6 units? (x – 3)2 + (y – 5)2 = 6 (x – 3)2 + (y – 5)2 = 36 (x + 3)2 + (y + 5)2 = 6 (x + 3)2 + (y + 5)2 = 36

W-16=-12 solve each one step equation plz

What is the value of x in the equation7x+2y=48 when y=3