Answer:
<u>-</u><u>5</u><u>g</u><u>(</u><u>4</u><u>)</u><u> </u><u>-</u><u> </u><u>1</u><u> </u><u>is</u><u> </u><u>9</u>
Step-by-step explanation:

when x is 4:

therefore:

Answer:
8
Step-by-step explanation:
Answer:
Undefined
Step-by-step explanation:
No multiplicative inverse exists for 0
Answer:
y = n +.1x
Step-by-step explanation:
y is the total. x is how much over 500 texts she is. n is her base for 500 texts and less.