please help will give medal! Lea buys 20 picture frames. Some are 4 in. by 6 in. frames which cost $5.80 each, and the rest are 5 in. by 7 in. frames that cost $9.60 each. She spends a total of $80.80.

Which equation models this situation?

Let f represent the number of 4 in. by 6 in. frames she buys.

Question

please help will give medal!   Lea buys 20 picture frames. Some are 4 in. by 6 in. frames which cost $5.80 each, and the rest are 5 in. by 7 in. frames that cost $9.60 each. She spends a total of $80.80.

 

Which equation models this situation? 

 

Let f represent the number of 4 in. by 6 in. frames she buys.

anonymous · Answer

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