What digit is in the ten millions place in 808,715,710?

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.

You paint a 1/2 of a wall in 1/4 hour. how long will it take you to paint one wall

Place the following steps in order to complete the square and solve the quadratic equation,