peno211
30.09.2019 •
Mathematics
/sqrt{4x+15=3/sqrt{x}
what does x equal?
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Ответ:
3
Step-by-step explanation:
Multiply both sides by x to get rid or the denominator:
Get rid of the square root by squaring both sides:
= 4x + 15 = 9x
Just solve for x.
Hope this helps!!
Ответ:
54 square miles
Step-by-step explanation:
18 times 3