8/2 is 4 and -10 + -2 is -12 because your adding two negatives
a function can't have one input mapped to multiple outputs. this is the case for where 4 maps to -2 and 2, so remove (4, -2)
Answer:
the question is not complete
<h3>Credited balance:-</h3>



<h3>Debited amount:-</h3>


<h3>Checked amount:-</h3>



<h3>Total change in balance</h3>



Now
<h3>Current balance</h3>


Answer:
Perimeter
Step-by-step explanation:
Perimeter is the distance around a two dimensional shape, a measurement of the distance around something; the length of the boundary. hope this helps you :)