Aminer descended 1200 feet into a mine. while in the mine, he then rose 450 feet and then descended 150 feet. what was the miner's net gain or loss in altitude?

–900 ft

600 ft

1500 ft

–1500 ft

Write an expression that represent sarah’s total pay last week.represent her hourly wage with w monday 5 tuesday 3 wednesday 0 noah hours wednesday 8 only with w wage did noah and sarah earn the same amount last week?