Answer:
(A)
Step-by-step explanation:
This sign - / Is the same as this sign - ÷
14+4 = 4+14
This is why (4+14)÷6 = (14+4)/6
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Answer:

Step-by-step explanation:
There are no given values, therefore we can't determine a definite answer. However, we are able to simplify the expression.
As we all know that any variable or number to the power of 0 is equal to 1. This means that
.
We also know that a negative power can bring the variable down and make it a fraction. This means that 
Now that we got these two sorted we are able to write it in a simplified form.
Answer: 
6 percent of 7 is 86% so the percentage error is 24%