Ugh this is bothering me simplify completely (h12h4)3

If m 17 27 90 63 ** picture is attached

Alogical argument that is presented in graphical form using boxes and arrows is called?

The water company charges a residential customer $41 for the first 3,000 gallons of water used and $1 for every 200 gallons used over 3000 gallons. if the water bill was $58 how many gallons of water were usedanswersa 3400 gallonsb 6000 gallonsc 6400 gallons d 7000 gallons