Find the mean number of calories for the hamburgers

Y=4x^2+x-1 solve using quadratic formula

Find measure angle 1 and measure angle 3 in the kite the diagram is not drawn on the scale

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