Asher opened a savings account by making an initial deposit and setting up a weekly automatic depositing amount as in the graph how much was asher initial deposit

See attachment below and find the equivalent of tan(∠qsr)

You dug a hole that was 8 feet deep. after taking a short break, you dug down 3 more feet in the same hole. when finished digging, a tractor accidentally filled the hole with 4 feet of dirt. how deep is your hole now?

What number is 7 units left of -15?