Does the equation x^2 + x^2-8x+4y=-16 have a circle as it's graph

A farmer collected 12 dozen eggs from her chickens. she sold 5/6 of the eggs at thr farmers market and gave the rest to her friend and neighbors. she sold each dozen for $4.50. how much did she earn from the eggs she sold?

Round 4.908 to the hundredths place.

Justin gave the clerk $20 to pay a bill of 6.57 what will be the change

Ping lives at the corner of 3rd Street and 6th Avenue. Ari lives at the corner of 21st Street and 18th Avenue. There is a gym Two-thirds the distance from Ping's home to Ari's home.

A rectanglelar field has an area of 2100 square feet. The length of the field is 50 feet

Tommy has a bag of LEGOs. There are 6 yellow, 3 red, and 8 blue LEGOs. What is the ratio, in simplest fraction form, of red to yellow LEGOs?

What is 47% of 45.9%

Alex is thinking of a doubles fact. The sum is greater than the sum of 7+7but less than the sum of 8+9. What fact is Alex thinking of?

How to get a proper fraction with 6/5

Helen's house is located on a rectangular lot that is 1 miles by i mile. Estimate the distance around the lot.