lilyflower315 lilyflower315

29-08-2018
Mathematics

contestada

A boy is 10 years older than his brother. In 4 years he will be twice as old as his brother. Find the present age and write an equation to solve for it.

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puppette1 puppette1

03-09-2018

x+10=2x-4

x+10+4= 2x-4+4

x-x+14=2x-x

14=x

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