Multiply & simplify.
2a(7a²-3a+9)

a. 9a³-a²+11a
b. 9a²-a+11
c. 14a²-6a+18
d. 14a³-6a²+18a

Worth 100 points need the answers asap first row -x^2 2x^2 (x/2)^2 x^2 x is less than 2 x is greater than 2 x is less than or equal to 2 x is greater than or equal to 2 second row -5 -5/2 4 5 •2 is less than x& x is less than 4 •2 is less than or equal to x & x is less than or equal to 4 •2 is less than or equal to x& x is less than 4 •2 is less than x& x is less than or equal to 4

Collin did the work to see if 10 is a solution to the equation r/4=2.4

Jonathan can throw a baseball 10 1/3 yards. his brother joey can throw a baseball 13 1/2 yards. how much father can joey throw the ball?