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Mathematics 9 Online
OpenStudy (ineedhelp10):

help

OpenStudy (ineedhelp10):

@kc_kennylau mind helping me please?

OpenStudy (ineedhelp10):

im confused whheter to put it equaled to 180 or 360

OpenStudy (nikato):

So u know that in a triangle all 3 angles =180

OpenStudy (nikato):

Well this is ur equation, and u can ask if u have any question

OpenStudy (ineedhelp10):

only 1 triangle can equal to 180

OpenStudy (nikato):

(103-x)+(2x)+[180-(6x-7)]=180

OpenStudy (ineedhelp10):

@nikato how would i solve whats in the brackets?

OpenStudy (nikato):

It's like distribution For example -(2-5) would equal -2+5 Or -(4+9)= -4-9

OpenStudy (ineedhelp10):

so then it'll be [180-6x+7] @nikato

OpenStudy (ineedhelp10):

@nikato im sorry but the brackets things confused me

OpenStudy (ineedhelp10):

right now i have : (103-x)-(2x)-[180-6x+7)]=180

OpenStudy (nikato):

Yea, that's correct. But actually that backet helps ur work and u'll be less likely to mess up

OpenStudy (ineedhelp10):

so after what i just posted, what will we do with the brackets?

OpenStudy (nikato):

Um... Those - signs btw the parantheses/ brackets are suppose to be +

OpenStudy (nikato):

Yup

OpenStudy (nikato):

Yes. Great job!

OpenStudy (ineedhelp10):

@nikato no thank you so much! i really appreciate it! happy holidays!(:

OpenStudy (nikato):

No problem. Happy holidays to you too!

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