What is the equation and solution for the sentence?
The sum of a number and thirty-one is one hundred thirteen.
Write the equation as n-31=113 and subtract 31 from both sides. The answer is 82.
Write the equation as n+31=113 and subtract 31 from both sides. The answer is 82.
Write the equation as n+31=113 and add 31 to both sides. The answer is 144.
Write the equation as n-31=113 and add 31 to both sides. The answer is 144.