What is the constant of the expression x-3+2/3-y/2

In the following situation, determine whether you are asked to determine the number of permutations or combinations. then do the calculation how many ways are there to pick a starting five from a basketball team of twelve members? a. permutation; ps - 2520 b. combination; 1c, - 792 c. combination: 2cs - 2520 d. permutation; ps - 95040

Evaluate each expression. determine if the final simplified form of the expression is positive or negative -42 (-4)2 42

Which of the following is best modeled using a linear equation y=ax+b, where a is less than 0?