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Mathematics 9 Online
OpenStudy (anonymous):

x+4/3=10/7

OpenStudy (anonymous):

can you be clearer? is it (x+4)over 3 or x+ 4over 3?

OpenStudy (anonymous):

x + 4 over 3

OpenStudy (anonymous):

x = 10/7 - 4/3 x = (30-28)/21 x=2/21

OpenStudy (anonymous):

okay so i don't substract

OpenStudy (anonymous):

can ask you a question Dindatc

OpenStudy (anonymous):

sure :)

OpenStudy (anonymous):

I have an exam that i am studying for for next month would you mind helping me out with some of my problems if you don't mind

OpenStudy (anonymous):

yes, what's the question?

OpenStudy (anonymous):

i'll help if i can

OpenStudy (anonymous):

that you

OpenStudy (anonymous):

i just have several that i can't seems to figure

OpenStudy (anonymous):

what's that? you can post it here

OpenStudy (anonymous):

okay

OpenStudy (anonymous):

12 - 4/3x= -2

OpenStudy (anonymous):

i will be right back

OpenStudy (anonymous):

ok -4/3 x = -2 -12 -4/3 x = -14 because both sides have ( - ), you can eliminate that ( - ) 4/3 x = 14 now to find x, divide both sides with 4/3 x = 14 : 4/3 x = 14 * 3/4 =21/2 i use * as a symbol for "multiplied with"

OpenStudy (anonymous):

okay sorry i am back

OpenStudy (anonymous):

np, do you understand now?

OpenStudy (anonymous):

well did you add 4 and 4 to come up with the 7 to find 14

OpenStudy (anonymous):

sorry, which part is it? i dont get it

OpenStudy (anonymous):

4/3x=14

OpenStudy (anonymous):

no, before that, it's -4/3 x = -14 i just multiplied both sides with -1 to eliminate the ( - ) to get 4/3 x = 14

OpenStudy (anonymous):

i guess maybe i am trying to see where 14 came into play

OpenStudy (anonymous):

Algebra is not my cup of tea

OpenStudy (anonymous):

some of it i get but not all of it

OpenStudy (anonymous):

oh okay, the question is 12 - 4/3x= -2 i substract both sides with 12, in order to leave only -4/3x on left side. 12-12-4/3 x = -2-12 -4/3 x = -14 that's where -14 comes from

OpenStudy (anonymous):

OKAY so you add the 2 to the 12 okay

OpenStudy (anonymous):

thanks

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