Define a variable and write an equation to find each number. Then solve Twice a number is 220 less than six times the number. What is the number?

Use the elimination method to solve the systems of equations.choose the correct ordered pair. 7x+4y=39

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

Aright cylinder has a diameter of 8 m and a height of 6m. what is the volume of the cylinder