how the effects on the accounting equation (A = L + OE)

1) You start a business and invest $75,000 in cash (May 1, 2020)

2) You purchase equipment for cash, $10,000 (May 5, 2020)

3) You purchase furniture on account, $9000 on May 10, 2020 - you financed the purchase and will pay three installments of $3000 on the last day of May, June, and July.

4) You purchased an automobile for cash, $30,000 (May 20, 2020)

5) Refer to #3. On May 31, you pay your first installment of $3000