At a local plant sale, Janice was selling Golden Barrel Cactus plants and baby Saguaros. During the sale, she sold 5 times as many Saguaros ($6 each) as Golden Barrels ($10 each). She made a total of $720 during the plant sale. How many Saguaros did Janice sell?
A.
18
B.
40
C.
72
D.
90

Question

At a local plant sale, Janice was selling Golden Barrel Cactus plants and baby Saguaros. During the sale, she sold 5 times as many Saguaros ($6 each) as Golden Barrels ($10 each). She made a total of $720 during the plant sale. How many Saguaros did Janice sell?  
A.
18
B.
40
C.
72
D.
90

aaronq · Answer

lol just because its about plants it does not mean that it's biology related

aaronq · Answer

il help ya nonetheless

aaronq · Answer

basically use the info given to set up 2 equations:
cactus =x
saguaros =y 

(1) y=5x
(2)6y+10x=720

substitute (1) into (2)

6(5x)+10x=720

solve for x

then use (1) (knowing what x is) to solve for y.