If you rolled a die 30 times, how many times would you expect to get a number greater than 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 equation x2 – 1x – 90 = 0 has solutions {a, b}. what is a + b?

Divide. reduce the answer to lowest terms.5 2/3 ÷ 3 1/9