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The vet charges $45 for an office visit and $10 for each vaccination your dog needs. write an eaquation

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

What is the best way to answer questions with a x expression in the question. for example 3x + 10x=?