Look at the picture and fill the table

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.

Simplify (a/b - b/a) times (a - a^2/a+b) a - a^2/a=b is a mixed number

When 142 is added to a number the result is 64 more times the number my options are 35 37 39 41