Calculate:
a)261+0
b)412×1
c)(0×57)+(0÷65)
PLZZ help me

5(-9w) put expression in distributive property

What is the factor form of x^2-9x+14

At a pizza shop 70% of the customers order a pizza 25% of the customers order a salad and 15% of the customers order both a pizza and a salad if s customer is chosen at random what is the probability that he or she orders either a pizza or a salad