What is the reciprocal of (13xz)/(31zy)?
2 answers:
Answer:
(31zy)/(13xz)
Step-by-step explanation:
A reciprocal is a number that you can multiply the original number by and get a product of 1. To find the reciprocal of a fraction, flip it upside down, putting the numerator in the denominator, and the denominator in the numerator:
If we multiply this fraction by the other, we would end up simplifying it to 1 by cross multiplication.
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Answer:
D. (6,6)
Step-by-step explanation:
Given the system of two equations
1. Add these two equations:
2. Subtract these two equations:
Hence, the solution to the system is (6,6)