3. In 28 days, a person saved $42. What was this person's
average daily savings?

Solve the inequality and graph 6j - 7 < 5

Find the center and the radius of the circle with the equation: x^2-2x+y^2+4y+1=0?

Determine the domain and range of the given function. the domain is all real numbers all real numbers greater than or equal to –2{x: x = –2, –1, 0, 1, 2}{y: y = –2, –1, 0, 1, 2}. the range is all real numbers all real numbers greater than or equal to –2{x: x = –2, –1, 0, 1, 2}{y: y = –2, –1, 0, 1, 2}.