-79=7w+3(4w-1) all steps please and quick

If 25% of y is 30, what is 60% of y?

How is the equation of this circle written in standard form? x2 + y2 - 6x + 14y = 142 a) (x - 3)2 + (y + 7)2 = 200 b) (x+ 3)2 + (y - 7)2 = 200 (x - 6)2 + (y + 14)2 = 142 d) (x+6)2 + (y- 14)2 = 142

What is the perimeter of an isosceles triangle with each leg measuring 2x+3 and the base measuring 6x-2?