Which phrase describes the algebraic expression 7/8y-3
1)seven-eighths of a number minus three
2)the quotient of eight-sevenths and three
3)the product of seven-eighths and three
4)the sum of seven-eighths of a number and three

Aswimming pool has an input pump for filling the pool and an output pump for emptying the pool. the input pump can fill the pool in 3 hours, and the output pump can drain the pool in 5 hours. as you go to bed, the pool is full, but a neighbor’s kid turns on the output pump. at midnight, you awake to find the pool half empty. immediately, you turn on the input pump, but you are sleepy and forget to turn off the output pump. at what time will the pool become full?

In trapezoid bath, ah=19.7 and et=16.1. identify be.

Find an equation for the linear function which has slope -10 and x-intercept -7