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     Brandon is 6 times as old as Cora. In 4 years, Brandon will be only twice as old as
Cora will be then. Find Brandon’s age now.

Sagot :

Kate200468id
[tex]C-Cora's\ age\ now\\B-Brandon's\ age\ now\\\\B=6C\ \ \ and\ \ \ B+4=2(C+4)\\\\6C+4=2C+8\\6C-2C=8-4\\4C=4\ \ \ \Rightarrow\ \ \ C=1\ \ \ \Rightarrow\ \ \ \ B=6\cdot1=6\\\\Ans.\ Brandon\ is\ now\ 6\ years.[/tex]