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Mathematics 13 Online
OpenStudy (anonymous):

Multiple choice word problem.

OpenStudy (anonymous):

Message me the answer or something please. Use a system of equations to solve the following problem: Fairview High School has a total of 92 boys and girls who play sports. If the number of boys is 17 more than twice the number of girls, how many boys play sports at this high school? A. 25 B. 75 C. 67 D. 84

OpenStudy (anonymous):

@Viceroy Assume that the number of girls is x then what will be the number of boys in terms of x?

OpenStudy (anonymous):

What does that mean?

OpenStudy (anonymous):

i mean if the number of girls is "x" then what will be the number of boys??? @Viceroy

OpenStudy (anonymous):

The number of girls isn't "x". I'm trying to find the number of boys. Is it necessary to make an equation?

OpenStudy (anonymous):

yep it is necessary to make an equation i diidn't tell u that the number of girls is x i just told u \to assume that itz is x

OpenStudy (anonymous):

I legit can't solve this. I'm confused as flutter.

OpenStudy (anonymous):

as fu ck.*

OpenStudy (anonymous):

dnt get confused i l help u

OpenStudy (anonymous):

ans my ques......... this will be the first step towards finding the number of boys

OpenStudy (anonymous):

@Viceroy

OpenStudy (anonymous):

I'm not sure if you want me to say that girls = x and boys = y. If I figured out the number of girls that wouldn't be the first step, that would answer the entire question.

OpenStudy (anonymous):

u havnt gt it yet

OpenStudy (anonymous):

u neednt solve it in two variables u can solve it using 1 variable

OpenStudy (anonymous):

ok iif the number of girls is x then the number of boys will be 2x+17

OpenStudy (anonymous):

@Viceroy have u got it now?

OpenStudy (anonymous):

No, I have no idea how to do this.

OpenStudy (anonymous):

then follow my idea if the number of girls is x then the number of boys will be 2x+17 as ur question says "the number of boys is 17 more than twice the number of girls @Viceroy

OpenStudy (anonymous):

What do I do with 2x+17?

OpenStudy (anonymous):

nw the total number of boys and girls is 92 this means \[Boys+Girls=92\]

OpenStudy (anonymous):

I know that.

OpenStudy (anonymous):

\[Boys=2x+17\] \[Girls =x\]

OpenStudy (anonymous):

@Viceroy

OpenStudy (anonymous):

Boys+Girls=92 =>2x+17+x=92

OpenStudy (anonymous):

29 boys and 63 girls?

OpenStudy (anonymous):

No, that's not one of the choices.

OpenStudy (anonymous):

After solving the equation x=??????????

OpenStudy (anonymous):

@Viceroy

OpenStudy (anonymous):

What?

OpenStudy (anonymous):

x=????

OpenStudy (anonymous):

=>2x+17+x=92 x=?????? @Viceroy

OpenStudy (anonymous):

I'm not sure.

OpenStudy (anonymous):

\[2x+17+x=92\]\[=>3x+17=92\]\[=>3x=92-17\]\[=>3x=75\]\[=>x=\frac{75}{3}\]\[=>x=??????\]

OpenStudy (anonymous):

@Viceroy

OpenStudy (anonymous):

x will be the number of girls x=???? @Viceroy after finding x and u can find the number of boys

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