An automobile repair facility recently purchased a 200-foot roll of flexible plastic tubing for $47.03 . Compute the cost in cen
1 answer:
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ANSWER
The correct answer is option B
EXPLANATION
The equations are
and
When we multiply the second equation by , we obtain;
When we combine this new equation with equation (1).
We can see that has been eliminated from the equation.
We can then, solve for and then substitute the result in to any of the equations to find
.
Hence the correct answer is option B