A 9 grade math class has 27 students there are twice as many girls in this class as there are boys.write a system of equation that could be used to model this situation

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asked Jul 8, 2017 104k views

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Daryl Spitzer · Answer 1 · 2017-07-15T04:06:47+0000

The first equation is x + y = 27 For the second equation, there are twice as many girls (y) as boys (x), so you write: y = 2x Now you have a system of equations: x + y = 27 y = 2x

A 9 grade math class has 27 students there are twice as many girls in this class as there are boys.write a system of equation that could be used to model this situation

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