Alexussmith
Alexussmith
25-08-2016
Mathematics
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Justify each steps for X/3-7=11
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dalendrk
dalendrk
25-08-2016
[tex]\dfrac{x}{3}-7=11\ \ \ \ |add\ 7\ to\ both\ sides\\\\\dfrac{x}{3}=18\ \ \ \ \ |multiply\ both\ sides\ by\ 3\\\\\boxed{x=54}[/tex]
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