A study indicated that residents of manchester wasted 2695 gallons of water this tear. That is 50% less than last year . How many gallons of water did the city's residents waste last year?

5390 gallons of water was wasted by the city's residents last year.

Step-by-step explanation:

Let denotes gallons of water wasted by the city's residents last year.

Gallons of water wasted by the city's residents this year = 2695 gallons

This is 50% less than last year.

Therefore,

gallons

So, 5390 gallons of water was wasted by the city's residents last year.

pls ask