Fahrenheit is twice that of Celsius, so 2 Fahrenheit = 1 Celsius
Lets make the temperature we are solving for "X" (which will be the temperature in celclius)
2X = 1.800X + 32
Lets get X on one side of the equation but XXXXXXXXXXX 2X from both sides
XX - 2X = 1.800X + 32 - XX
X = X.XXXX + 32 - 2X
XXX, XX can further XXXXXXX X but subtracting 32 from each side
X - XX = X.XXX*X + XX - 32 - 2X
-32 = 1.XXXX - XX
Now, XXXXXXX like XXXXX (X.XXXX and XX are XXXX a XXXXXX * X)
-32 = -.XX
XXXXXXXX each XXXX XX -1 to get XXX of XXX XXXXXXXX XXXX so
XX = .2X
Solve XXX X XX dividing each XXXX by .X
32/.2 = .2X/.2
X=XXXX.
XXXX is XXXX XXXXXXXXXXX in XXXXXXX. XXX XXX XXXXXX it to get your temperature in F.
XXX*2 = 320F.
Answer XXX (a), XXXX, 160C
XXXXX XXXXXXX XXXXX, XXXX XXXX it X/2 XXXX time (XXXXXXX XXXXXXXXXXXX is half XXXX of Celsius).
X/X = 1.XXX(X) + 32
XXXXXXX X like last XXXX to get
0 = 1.800(X) + XX - (X/2)
XXXX isolating XX subtracting that XX.. :)
-32 = 1.800(X) - (X/X)
XXXX XXXX XX last XXXX, lets combine XXXX XXXXX! X/X XXX be rewritten .XX which XXXX make XXXXXX easier
-XX = X.800(X) - .5X
XXXX XXXXX it easier to XX the XXXX! You are XXXXXX subtracting X.800-.X (which equals X.X)
-XX = 1.3X
XXX XXXXXX XXXX side by X.3
-XX / 1.X = 1.XX / X.X
-24.615 = X
This is your XXXXXX XXX C. XXXXXX it by 2 XX XXX X.
-24.XXX/X = 12.31
XXXXXX XXX (b), -XX.XX, -24.6C