Apaddle boat rents for $10 plus $8 per hour. how much does it cost to rent a paddle boat for h hours?

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.

Find the domain of the following expression: 1/(√x)-2

Factor and solve to find roots x squared -x - 90 =0