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15-01-2018
Mathematics

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I need to know how the find the value of x

I need to know how the find the value of x class=

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15-01-2018

The Pythagorean theorem a²+b²=c²
16²+18²=c²
256+324 = 580
√580
24=4x-6
(add six both sides)
30=4x
(divide 4 both sides.)
7.5=x (roughly)

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