Formally it is written as E = mc^(2) E = Energy ( joules) m = mass ( kg) c = speed of light in a vacuum (m/s; metres per second) c^(2) = speed of light squared
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Math and 유로247가입주소 Arithmetic
+1
7(y-6)=28?
Asked by Keemaria Barron
7y-42=28 ==> 7y=42+28 => y=70/7. => 10