Margaret Moore started her own consulting firm, Carla Vista Consulting, on May 1, 2020. The following transactions occurred during the month of May. May:
1 Trixie invested $7,600 cash in the business.
2 Paid $950 for office rent for the month.
3 Purchased $600 of supplies on account.
5 Paid $160 to advertise in the County News.
9 Received $4,500 cash for services performed.
12 Withdrew $1,200 cash for personal use.
15 Performed $5,600 of services on account.
17 Paid $2,000 for employee salaries.
20 Made a partial payment of $400 for the supplies purchased on account on May 3.
23 Received a cash payment of $3,600 for services performed on account on May 15.
26 Borrowed $5,500 from the bank on a note payable.
29 Purchased equipment for $4,000 on account.
30 Paid $350 for utilities.

Required:
Show the effects of the previous transactions on the accounting equation.

Wo firms, a and b, each currently dump 50 tons of chemicals into the local river. the government has decided to reduce the pollution and from now on will require a pollution permit for each ton of pollution dumped into the river. it costs firm a $100 for each ton of pollution that it eliminates before it reaches the river, and it costs firm b $50 for each ton of pollution that it eliminates before it reaches the river. the government gives each firm 20 pollution permits. government officials are not sure whether to allow the firms to buy or sell the pollution permits to each other. what is the total cost of reducing pollution if firms are not allowed to buy and sell pollution permits from each other? what is the total cost of reducing pollution if the firms are allowed to buy and sell permits from each other? a. $3,000; $1,500 b. $4,500; $3,500 c. $4,500; $4,000 d. $4,500; $2,500