30 x 30........................
Answer:
12
Step-by-step explanation:
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The ordered pair that is the best estimate for the solution of the system of equations is (7, 1/2)
The given system of equations is:

Equate equations (1) and (2)

Solve for x in the equation above

Substitute x = 7 into equation (1)

The ordered pair that is the best estimate for the solution of the system of equations is (7, 1/2)
Learn more on system of equations here: brainly.com/question/13729904
There would be 260 lifegurads
The easy way is to divide 18.2 by 0.07 to get your answer
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