7(2 - 3x) - 10
Simplify expressions

How can you decide witch operations to use to slice a two step equation

Factor completely. 4p^2 + 36p + 81 express the answer in the form (ap + b)^2

(a) (8%) compute the probability of an even integer among the 100 integers 1! , 2! , 3! , until 100! (here n! is n factorial or n*(n-1)*(n-2) *… 1) (b) (16%) compute the probability of an even integer among the 100 integers: 1, 1+2, 1+2+3, 1+2+3+4, …., 1+2+3+… + 99, and 1+2+3+… + 100