What is the domian of the function y=in (-x+3/2)

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.

The ratio of the measures of the three angles in a triangle is 2: 9: 4. find the measures of the angels

Use the elimination method to solve the systems of equations.choose the correct ordered pair. 7x+4y=39