SOLUTION: There were 12 items purchased. She bought twice as many tomatoes as lettuce heads.

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Question 356774: There were 12 items purchased. She bought twice as many tomatoes as lettuce heads.

Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Let T be the number of tomatoes, L the number of lettuce heads.
T%2BL=12
T=2%2AL
Substitute,
2L%2BL=12
3L=12
L=4
Then,
T=2%284%29=8
She bought 8 tomatoes and 4 lettuce heads.