A French class has a total of
42
students. The number of males is
6
more than the number of females. How many males and how many females are in the class?
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sammixboo (sammixboo):
Whoops hold on wrote it wrong
sammixboo (sammixboo):
x = males
x + (x - 6) = 42
Right @sleepyjess
sammixboo (sammixboo):
I am confusing myself, haha
sammixboo (sammixboo):
Or would it be
x = females
x + (x + 6) = 42
sammixboo (sammixboo):
I mean they are the same I guess
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OpenStudy (sleepyjess):
f = x
m = x + 6
Combine, x + x + 6 = 42
sammixboo (sammixboo):
Ok. :3
So do you know what x is @Deldrickg
OpenStudy (sleepyjess):
The first was Sammi did it would also be fine.
m = x
f = x - 6
x + x - 6
Either way you choose is fine :)
OpenStudy (anonymous):
is x 7
OpenStudy (sleepyjess):
For which set of equations?
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OpenStudy (sleepyjess):
Either way, it wouldn't work out.
OpenStudy (sleepyjess):
But we need to know which equation you want to use.
sammixboo (sammixboo):
Let's just stick with x + (x + 6) = 42
OpenStudy (anonymous):
Ok,
sammixboo (sammixboo):
So to start solving this, you combine the two x's to get 2x + 6 = 42. Now can you give another shoot at solving for x?
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OpenStudy (anonymous):
yes 2x+6=42
-2x -2x
sammixboo (sammixboo):
Not quite. You wanna start with the 6 not the 2x
OpenStudy (sleepyjess):
Close, we need to keep x on the left and move + 6 to the right
OpenStudy (sleepyjess):
*keep 2x
sammixboo (sammixboo):
So subtract 6 instead of 2x
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sammixboo (sammixboo):
2x + 6 - 6 = 42 - 6
2x = 42 - 6
OpenStudy (anonymous):
2x=36
sammixboo (sammixboo):
Right! Now do you know what x is?
OpenStudy (anonymous):
x=18
sammixboo (sammixboo):
Right :)
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sammixboo (sammixboo):
18 + (18 + 6) = 42
18 + 24 = 42
42 = 42
OpenStudy (anonymous):
And this is for Males and Females
sammixboo (sammixboo):
Oh since x = females, there is 18 females
sammixboo (sammixboo):
And since there is 6 more males than females, how many males would that be?
OpenStudy (anonymous):
ok24
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