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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?

Sagot :

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

Answer:

Step-by-step explanation:

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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