Friday

December 19, 2014

December 19, 2014

Posted by **lucy** on Sunday, January 27, 2013 at 3:24pm.

- How can you write a system of equations to model the situation?

- Which equation will you solve for a variable in the first step of solving the system? why?

-how can you interpret the solution in the context of the problem?

- algebra 1 -
**oluchi**, Sunday, January 27, 2013 at 3:59pmno of girls=37/70*350=185

no of boyz=350-185=165

185-165=20girls more dan boiz.

Let x=boys y=girls

A)x+y=350

350-((ratio of girls/total ratio)*350=no of boys taking algebra.

No of girls-no of boys=girls more dan bois.

B)u wuld use both d 2nd n 3rd eqn

- algebra 1 -
**Reiny**, Sunday, January 27, 2013 at 4:45pmeasier way:

let the number of boys taking algebra be 33x

let the number of girls taking algebra be 37x

33x+37x = 350

70x = 350

x = 5

number of boys = 33(5) = 165

number of girls = 37(5) = 185

**Answer this Question**

**Related Questions**

math - Please explain in detail how to solve each question: At a certain high ...

Math - For every girl taking classes at the martial arts school, there are 3 ...

math - the current ratio of boys to girls at a certain school is 2 to 5 . if 12 ...

7th grade - There are at least 5 more than twice as many students taking algebra...

Algebra - There are 37 students in an algebra class. there are 9 more girls than...

math - For every girl taking classes at the martial arts school, there are 3 ...

Math - For every girl taking classes at the martial arts school, there are 3 ...

Algebra - There are 357 seniors in Harris High School. The ratio of boys to ...

Math - for every girl taking classes at the school, there are 3 boys who are ...

MATHS - Two different schools (A and B) have the same number of pupils. The ...