Which of the following is equal to 16x^2 – 144 ?

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.

Select the conic section that represents the equation. 3x2 + 3y2 -2x + 4 = 0

The function f(x)= -(x+5)(x+1) is down. what is the range of the function?