Question

transforme 80 celsius para Fahrenheit

Answer 1

tc/5 = tf - 32/9

80/5 = tf - 32/9
16 x 9 = tf - 32
144 = tf - 32
tf = 144 + 32
tf = 176

Answer 2

C/5 = F-32/9 => 80/5 = F-32/9
=> 80•9 = 5F- 32•5 =>
720 = 5F - 160 => 5F = 880 =>
F = 880/5 = 176