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Example: NaCl. Every element in group 1, including sodium, has one electron in its outer shell and it wants to lose this one electron to have only full shells. Everything in group 7, including chlorine, h...
4 + 5 =9Lionel receives 5/9 x $675 = $375Lionel's mum receives 3/5 x $375 = $225
This can be solved using either substitution or elimination. I think this question is best approached by elimination.By elimination: Multiply the second equation by 5. The minus the first equation ...
90kg x (1.08)^4= 122.44....No, he does not reach his target
I believe that it is really important to use your imagination and creativity skills when reading an extract. Imagine reading the extract from a birds eye view and taking into account everyones per...
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