slope=<u>y</u><u>2</u><u> </u><u>-</u><u> </u><u>y</u><u>1</u>
x2 - x1
= <u>-</u><u>1</u><u> </u><u>-</u><u> </u><u>-</u><u>3</u>
-7 - -9
= <u>-</u><u>2</u>
-2
= 1
I think the answer is D
Answer:
see below
Step-by-step explanation:
First determine how much is subtracted from the account
12.57+24.95+36.86 =74.38
They charge .15 per check=3*.15 = .45
Subtract the amounts of the checks and the check fees
139.50-74.38-.45 =64.67