7 – five-sevenths= A. two-sevenths B. 1two-sevenths C. 6two-sevenths D. 6start fraction 5 over 7 end fraction

C

Step-by-step explanation:

To solve it will be easier to turn 7 into a rational number with the same denominator as 5/7

To do this make ratios

Now solve for x

x = 49

This means that the fraction will be 49/7

This can also be written as

i found two solutions,   n = 2 • ± √3 = ± 3.4641

step-by-step explanation:

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step-by-step explanatio89