Solve. x - 6 = 3 a) x = -3 b) x = 2 c) x = 3 d) x = 9 im trying to get my grades up

On this question. a hypothermia occurs when a person's body temperature drops below 95 degrees fahrenheit. write and solve an inequality that describes how much lower the body temperature of a person with hypothermia will be than the body temperature of a person with a normal temperature of 98.6 degrees fahrenheit

Ineed with question three. i don't understand how i'm supposed to achieve 3 marks.

Find the value of the combination. 5 c 5