R=40° C= F= Tolong jawab berserta caranya

C = 5/4 x 40 = 10 x 5 = 50°C
F = 9/4 x 40 = 10 x 9 = 90 + 32 = 122° F

mohon diberi jawaban terbaik

40°R=.........°C
40°R=5/4×40=5×10=50°C

40°R=........°F
40°R=9/4×40=9×10=90+32=122°F