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Mathematics 22 Online
OpenStudy (anonymous):

1-3(2w+1)=8w-3(8+w)

OpenStudy (jhannybean):

First distribute the -3's

OpenStudy (solomonzelman):

can you expand the expressions below? ~ \(\large\color{slate}{ 3(2w+1) }\) ~ \(\large\color{slate}{ -3(8+w) }\)

OpenStudy (jhannybean):

\[1\color{red}{-3}(2w+1)=8w\color{red}{-3}(8+w)\]

OpenStudy (anonymous):

6w+3 -24-3

OpenStudy (solomonzelman):

forgot the w at the end of the second one

OpenStudy (jhannybean):

TRy again.

OpenStudy (anonymous):

6w+3 -24-3w

OpenStudy (anonymous):

w=3

OpenStudy (jhannybean):

\(-(3 \cdot 2w)\)= -6w \(-3(1)\) = -3

OpenStudy (anonymous):

am i right w=3

OpenStudy (jhannybean):

Let's see.

OpenStudy (jhannybean):

\[1-3(2w+1)=8w-3(8+w)\]\[1-6w-3 =8w-24-3w\]\[-2-6w = 5w-24\]\[5w+6w=24-2\]\[11w=22\]\[w=~?\]

OpenStudy (daniellelovee):

w=2

OpenStudy (jhannybean):

Good.

OpenStudy (anonymous):

its 2 not 3? and thx a lot

OpenStudy (jhannybean):

@SolomonZelman forgot a negative in his explanation.

OpenStudy (anonymous):

so is 2 the right answer

OpenStudy (jhannybean):

Well, resolve the question and you will figure that out.

OpenStudy (anonymous):

thx for the help

OpenStudy (jhannybean):

Like I said in my first post, distribute the -3's.

OpenStudy (jhannybean):

No problem :)

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