20 ! ! solve each inequality.1. d + 7 > 7d + 3 over 32. a - 6 over 3 > a + 23. d over 2 < 3d over 2 + 64.write and solve an inequality for the problem. twice a number, n, subtracted from 36 is less than 15 more than one third the number. find all possible values for the number.

Lee has $1.75 in dimes and nickels. the number of nickels is 11 more than the number of dimes. how many of each coin does he have?

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 tile along the edge of a triangular community pool needs to be replaced? ?