The temperature on a winter night was -23 *f. the temperature rose by 5*f when the sun came up. when the sun set again, the temperture dropped by 7*f. write and evaluate an expression to find the temperature after the sun set.

-23+5-7

This is the expression, it would equal -25

-23 + 5 = -18

-18 - 7 = -25

Therefore the temperature when the sun set was -25*F

c.

step-by-step explanation:

because first you have to add the 4x, 9x, and the 7x together and you get 20x and then you add the last numbers up and you get 5and then you put the subtraction sign in there and that's how you get the answer.

answer:   c ?

step-by-step explanation: