Today the school's math club has $75 in its account. Yesterday the club members spent $27.75 on fees to enter a competition. The equation 75=a-27.7575=a−27.75 represents this situation. What does the variable : a represent in this situation?

a represents the amount of money that the math club had yesterday in its account.

Step-by-step explanation:

the account currently has $75.Yesterday, they spent $27.75 in fee to enter a competition, so that means that before they paid the fees, the math club's account had $75 + $27.75 = $102.75

a)(x-2)^2+(y-1)^2=9

step-by-step explanation:

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