X equal 1 out of 3 and y is equal to -10 out of -20find,4x-5y​

Select the correct answer from each drop down menu

Given: lines a and b are parallel and line c is a transversal. prove: 2 is supplementary to 8 what is the missing reason in the proof? statement reason 1. a || b, is a transv 1. given 2. ∠6 ≅ ∠2 2. ? 3. m∠6 = m∠2 3. def. of congruent 4. ∠6 is supp. to ∠8 4. def. of linear pair 5. ∠2 is supp. to ∠8 5. congruent supplements theorem corresponding angles theorem alternate interior angles theorem vertical angles theorem alternate exterior angles theorem

The probability that a tutor will see 0, 1, 2, 3, or 4 students is given below determine the probability distribution's missing value.