Which of the following statements is true for combinations? A. The order of objects counted in a combination always matters.
B. The order of objects counted in a combination never matters.
C. The order of objects counted in a combination sometimes matters.
D. none of the above

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.

On a piece of paper graph f(x)=5•(0.4)^x

How many triangles can be drawn with side lengths 4 centimeters, 4.5 centimeters, and 9 centimeters? explain