If 3m 5 = 23 what is the value of 2m - 3

Show algebraically that f and g are inverse functions f(x)=x^2/-6; g(x)=square root of 2x+12

Find the dimensions of the circle. area = 64π in.² r= in.

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