6-9x=5x-9x+16 whats the value of x

The water has been on the stove y=9.5x+62.1 after how many minutes will the tempature be 138.1 f

Hurry and answer this! circle x with a radius of 6 units and circle y with a radius of 2 units are shown which steps would prove the circles similar? translate the circles so they share a common center point, and dilate circle y by a scale factor of 4. translate the circles so the center of one circle rests on the edge of the other circle, and dilate circle y by a scale factor of 4. translate the circles so they share a common center point, and dilate circle y by a scale factor of 3. translate the circles so the center of one circle rests on the edge of the other circle, and dilate circle y by a scale factor of 3

Atemperature of 1.64◦f corresponds to answer in units of ◦c.