Question

7th grade math help!!

Answer 1

At noon, the temperature of a container of ether was –109⁰C. At 1 p.m., the temperature of the container of ether was –34⁰C.

What was the change in temperature from noon to 1 p.m.?

Answer 2

noon temp = -109
change in temp = x
final temp = -34

equation:
-109 + x = -34

now add 109 to boths sides and get you answer

Answer 3

thanks!

Answer 4

sure :)

Answer 5

so 75?

Answer 6

yep!

Answer 7

yay! thanks