At 10:00 a.m. the temperature is –3.4°F. The temperature increases 0.5°F each hour for the next 6 hours. If the temperature drops a total of 5.3°F over the following 3 hours, what is the temperature at 7:00 p.m.? please give an explanation too!

-3.4+3=-0.4   -0.4-5.3=-5.7     (-5.7F)

Step-by-step explanation:

Brainlist plz

-3.4+3=-0.4   -0.4-5.3=-5.7     (-5.7F)

Step-by-step explanation:

3( -2x + 4)

let's equal the given soln to 0

3(-2x+4) = 0

-6x + 12 = 0

-6x + 12 - 12 = 0-12

-6x = -12

we divide both sides by -6

-6x/-6 = -12/-6

x = 2

Step-by-step explanation:

hope that will help you.