Solve for b.

–2b = 11b + 13

The equation x2 – 1x – 90 = 0 has solutions {a, b}. what is a + b?

What is the 12th term of b(n)=-4-2(n-1)

How many heads would you expect if you flipped a coin twice? first, fill in the table below with the correct probabilities. hint: the sample space for flipping a coin twice is {hh, ht, th, tt}. a = b = c = f