Find the distance between the lines with equations -4x+7y+9=0 and y=4/7x-9. a.6.7
b. 6.73
c. 6.71
d. 6.72

Angela rode his bike around a bike trail that was 1/4 of a mile long he rode his bike around the trail 8 * angelo says he wrote a total of 8/4 miles to russell says he's wrong and he actually and says that he actually wrote to my who is corrupt use words and trying to explain how you know.

Acomputer store bought a program at a cost of $10 and sold it for $13. find the percent markup

Write the expression 7x^3-28xy^2 as the product of 3 factors