Add and Subtract Matrices
Add or subtract, if possible. If not possible, state the reason.

If you flip a coin 3 times, what is the probability of flipping heads 3 times? a. p(3 heads) = 3/8 b. p(3 heads) = 1/6 c. p(3 heads) = 1/8 d. p(3 heads) = 1/2

3.4a=57.8 what is the the value of a

What else equals 42 and 30 for multiply