Mathematics
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OpenStudy (anonymous):
what is the value of x. x:4 and 45:20
a.8
b.9
c.10
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OpenStudy (anonymous):
C is your answer
OpenStudy (anonymous):
OK CAN I ASK YOU ANOTHER
OpenStudy (anonymous):
wait let me recheck
OpenStudy (anonymous):
sorry it was on caps lock
OpenStudy (anonymous):
x/4 = 45/20
cross multiply
(20)(x) = (4)(45)
20x = 180
x = 180/20
x = 9
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OpenStudy (anonymous):
yup that ^
OpenStudy (anonymous):
21 to x and 7 to 10
a.24
b.30
c.40
OpenStudy (anonymous):
21/x = 7/10
cross multiply
(7)(x) = (10)(21)
7x = 210
x = 210/7
x = 30
OpenStudy (anonymous):
ok i have another
OpenStudy (anonymous):
x to 50 and 16 to 25
a.32
b.34
c.41
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OpenStudy (anonymous):
x/50 = 16/25
cross multiply
(25)(x) = (50)(16)
25x = 800
x = 800/25
x = 32
OpenStudy (anonymous):
ok got another sorry but you are really good at this
OpenStudy (anonymous):
you should try to do one....I will walk you through it
OpenStudy (anonymous):
9/36 and x/4
a.1
b.4
c.9
OpenStudy (anonymous):
look at what kelli does and try to do this one, very easy
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OpenStudy (anonymous):
i just need you to give me the answer
OpenStudy (anonymous):
9/36 = x/4
cross multiply
(36)(x) = (9)(4)
you can finish
OpenStudy (anonymous):
it takes you longer to wait for someone to type it then do it yourself :/
OpenStudy (anonymous):
I just need a million bucks...doesn't mean I am gonna get it
OpenStudy (anonymous):
i have to hurry and get done because i have gymnastics
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OpenStudy (anonymous):
answer is : A. 1
Now go do your gymnastics :)
OpenStudy (anonymous):
i have more though
OpenStudy (anonymous):
look at what I have shown you and try to do it yourself. I can no longer do your homework for you. Sorry, but I do not want to get banned
OpenStudy (anonymous):
42/22 and 21/x
a.12
b.11
c.10
OpenStudy (anonymous):
fine
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OpenStudy (anonymous):
are you mad ?
OpenStudy (anonymous):
i guess not i just dont know this stuff
OpenStudy (anonymous):
do you understand how to cross multiply ?
OpenStudy (anonymous):
no
OpenStudy (anonymous):
but i will try to look at what you have done
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OpenStudy (anonymous):
bye
OpenStudy (anonymous):
|dw:1414092935924:dw|
now that is how it is set up