35, rounded to the thousands place and 35, rounded to the ten thousands place

Find the value of tan theta if sin theta = 12/13 and theta is in quadrant 2

Arefrigeration system at your company uses temperature sensors fixed to read celsius (°c) values, but the system operators in your control room understand only the fahrenheit scale. you have been asked to make a fahrenheit (°f) label for the high temperature alarm, which is set to ring whenever the system temperature rises above –10°c. what fahrenheit value should you write on the label

What is the answer to this question? i'm a bit stumped. also how do i do it? 5(x - 4) = 2(x + 5)