Estimate the sum or difference use the benchmarks 0 1/2 1

Solve x+3y=6 and 4x-6y=6 by elimination . show work !

40 points. given: two congruent angles ∠c and ∠r are supplementary. prove: ∠r and ∠c are both right angles. it doesn't have to be exactly 10 rows.statements reasons1. 1. 2. 2. 3. 3. 4. 4. 5. 5. 6. 6. 7. 7. 8. 8. 9. 9. 10. 10.

Tom travels between the two mile markers shown and then finds his average speed in miles per hour. select the three equations that represent this situation.