Amy chang in shin set a total of 112 messages during the weekend shin sen three times as many messages as amy change sent seven more messages than amy how many messages did they send each

The function show two sisters' savings account and the rate at which they plan to deposit money

Can someone me with my math problems i have a bunch. i will give brainliest and lots of pleeeaaasssee

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.