SOLUTION: The booster club bought 29 tickets to a baseball game. some of the tickets cost 21 each and the others cost 27 each. the total cost was 675. how many os each kind of tickets did th
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Question 235149: The booster club bought 29 tickets to a baseball game. some of the tickets cost 21 each and the others cost 27 each. the total cost was 675. how many os each kind of tickets did they buy?
Answer by Stitch(470) (Show Source): You can put this solution on YOUR website!
Setup:
A = # of tiickets that cost $21
B = # of tickets that cost $27
Equation 1:
Equation 2:
Solution:
Solve equation 2 for one of the variables. I picked A
Now plug (29-B) into equation 1 for A
Simplify the equation
Simplify again
Subtract 609 from both sides
Divide both sides by 6
Now plug 11 into equation 2 for B
Check your answer
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