Question

» If 1/2x +1/2(1/2x + 1/2(1/2x +1/2(1/2x + ... = y, then x=?

Answer 1

The formula for converting between Celsius and Fahrenheit is:

C = (F - 32) × 5/9

So when C = F, you get:

x = (x - 32) x 5/9

x = 5x/9 - 32(5/9)

32(5/9) = -4x/9

32(5) = -4x

-8(5) = x

-40 = x

So -40°C = -40°F