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Which values for a and b will create infinitely many solutions for this system of equations? ax-y=8 2x+y=b

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

The table shows the balance of a money market account over time. write a function that represents the balance y(in dollars) after t years.