Identify the rule for the following pattern: 12, 25, 38...
o multiply 13
o divide 13
o add 13
subtract 13

What is the value of n in the equation -1/2(2n+4)+6=-9+4(2n+1)

Atest consists of 10 multiple choice questions, each with 5 possible answers, one of which is correct. to pass the test a student must get 60% or better on the test. if a student randomly guesses, what is the probability that the student will pass the test?

Bc and bd are opposite rays. all of the following are true except a)a, b,c, d are collinear b)a, b,c, d are coplanar c)bc=bd d)b is between c and d