what is 9 over 5 then c + 32 when c is 86
oF = (oC • 1.8) + 32 1.8 is the same as your "9 over 5"
oF = (86 • 1.8) + 32
oF = 154.8 + 32
oF = 186.8
.
what is 9 over 5 then c + 32 when c is 86
