Your total for dinner was $18.50. If you want to leave a 20% tip, how much will your grand total be?​

What number should be added to both sides of the equation to complete this square? x^2-10x=7

What is the solution set of the quadratic inequality x^2-5< or equal to 0

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