Question

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?

Answer 1

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

Answer 2

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