No, 21 is a multiple of 7
Depends on the original point
Because both positive and negative values have<span> a positive </span>absolute value.
Answer:

Step-by-step explanation:

The common denominator of both fractions is 8. Therefore,, divide the denominator of each fraction, then multiply what you get by the numerator of each fraction.
Thus:



Answer:
trapezoid
Step-by-step explanation: