The unit rate is 4 quarts per gallon how many quarts in 18 gallons

Annie walked her dog 2 1/4 miles from her house to the dog park and 3/7/8 miles around the park. then she walked the same distance home. how many miles did she walk in all?

An equation of the line tangent to y=x^3+3x^2+2 at its point of inflection is

Graph the line with the given slope m and y-intercept b. m=-3,b=1