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18 January, 16:02

In a class, 45 students take the SAT exam. The number of boys is 8 more than the number of girls.

a. Write a system that models the above situation

b. Do you need to multiply any of the equations by a constant? If so, which equation and what is the constant?

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  1. 18 January, 17:20
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    Well you have girls as x and boys as y so then its x+y = 45 and x+8 = y so then you can substitute to get 2x + 8 = 45 which i believe is a system but I'm not sure. then you solve to get a half ... thats not right but i think i hav the system part sorry
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