Solve the system using elimination. 3x + 3y = –9 3x – 3y = 21

a. (–5, 2)

b. (3, –6)

c. (2, –5)

d. (3, 3)

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?

A(1,1) b(-3,0) c(-4,-1) d(3,-2) drag it to correct position

Jane’s favorite fruit punch consists of pear, pineapple, and plum juices in the ratio 5: 2: 3. chapter reference how much punch can she make if she has only 6 cups of plum juice?