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45 votes
At midnight, the temperature was -8'F. At noon, the temperature was 23'F. Which expression represents the increase in temperature?

User Alphonzo
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1 Answer

9 votes
9 votes

-8+x=23\text{ Expression}

increase= 31° F

Step-by-step explanation

Step 1

Graph

let x represent the increase in temperature,then


-8+x=23\text{ Expression}

now, to find the increase, solve for x


\begin{gathered} -8+x=23\text{ Expression} \\ \text{add 8 in both sides} \\ -8+x+8=23+8 \\ x=31 \end{gathered}

so the increase is 31° F.

I hope this helps you

At midnight, the temperature was -8'F. At noon, the temperature was 23'F. Which expression-example-1
User Tristen
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3.1k points