algebra

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Using the formula for BMI:
B = 703(w)/ h²
When the weight is 100 lbs and the BMI is 20, how do I figure out the persons height?

• algebra -

20 = 703*100/h^2.

20 = 70300/h^2
20*h^2 = 70300

h = (3515)^(1/2)

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