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A family member had some five-dollar bills and one-dollar bills in her wallet. Altogether she has 18 bills and s total of $62. Write the simultaneous linear equations that represent this situation. How
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A family member had some five-dollar bills and one-dollar bills in her wallet. Altogether she has 18 bills and s total of $62. Write the simultaneous linear equations that represent this situation. How many of each type of bill does she have?

User Gextra
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1 Answer

5 votes
O for ones and F is fives
A) O + F = 18
B) O + 5F = 62
Multiply A) by -1
A) -O -F = -18 then add to B
B) O + 5F = 62
4 F = 44
11 Fives and 7 Ones

Check
11* $5 = 55.00
7 * $1 = 7.00



User MeowNET
by
7.8k points
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