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Mathematics 15 Online
OpenStudy (anonymous):

6(a-b)-5(2a+4b)

OpenStudy (anonymous):

6a-6b-10a-20b=0 -4a-26b=0

OpenStudy (anonymous):

But isn't 6a-(-10a) ? which is 16a

OpenStudy (anonymous):

no

OpenStudy (anonymous):

are you trying to simplify the equation?

OpenStudy (anonymous):

yes

OpenStudy (anonymous):

ok

OpenStudy (anonymous):

let me write it down and figure it out

OpenStudy (anonymous):

alright thanks

OpenStudy (anonymous):

6(a-b)-5(2a+4b) distribute (6xa)-(6xb) (-5x2a)+(-5x4b) you will get 6a-6b-10a-20b add or subtract like terms 6a-10a=-4a 6b-20b=-14b the simplified equation is: -4a-14b

OpenStudy (anonymous):

Thank You but if it was 6a+6b-10a-20 then what sign would i get for 6a and 10 a the + or the - thats where i get confused

OpenStudy (anonymous):

basically you are just moving the ten over to a different spot. the negative sign before the ten goes with it, along with the a. same thing for the twenty. you make a separate equation with like terms but you bring the negative sign or subtraction sign over with it

OpenStudy (anonymous):

Thanks

OpenStudy (anonymous):

your welcome

OpenStudy (theviper):

\[6(a-b)-5(2a+4b)\]\[=6a-6b-10a-20b\]\[=-4a-26b \Large{\color{red}{\checkmark}}\]

OpenStudy (theviper):

@superhelper u was wrong :(

OpenStudy (theviper):

It is -6b not 6b

OpenStudy (anonymous):

oh yah

OpenStudy (theviper):

no problem :)

OpenStudy (anonymous):

the answer would be -4a-26b right? I missed that thanks for correcting me

OpenStudy (theviper):

ur welcome :) I m ur fan now ;)

OpenStudy (anonymous):

and im yours got to go

OpenStudy (theviper):

Thanx & ok have a nice day :)

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