Mark, jessica, and nate each downloaded music from the same website. mark downloaded 10 songs in total consisting of pop, rock, and hip hop. jessica downloaded five times as many pop songs, twice as many rock songs, and three times as many hip hop songs as mark. she downloaded 28 songs total. nate downloaded 20 songs total with three times as many pop songs, three times as many rock songs, and the same number of hip hop songs as mark. which system of equations represents their music choices?

example 2 – simplify: step 1: completely factor both the numerators and denominators of all fractions. step 2: change the division sign to a multiplication sign and flip (or reciprocate) the fraction after the division sign; essential you need to multiply by the reciprocal. step 3 : cancel or reduce the fractions.

c.

step-by-step explanation:

she should of added 9^2 and 12^2. that is because it is a^2+b^2=c^2. c^2 is the hypotenuse and should always be bigger than the other two numbers. which is why she should of added 9 squared and 12 squared together instead of 15 squared.