what is 3x-6=12 - QuestionCove

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Mathematics 19 Online

OpenStudy (anonymous):

what is 3x-6=12

15 years ago

OpenStudy (anonymous):

Add 6 to both sides then divide by 3.

15 years ago

OpenStudy (anonymous):

3x=12+6 3x=18 x=18/6 x=3

15 years ago

OpenStudy (id21):

\[3x=18; x=6\]

15 years ago

OpenStudy (anonymous):

thanks

15 years ago

OpenStudy (anonymous):

3x+7=-5

15 years ago

OpenStudy (id21):

\[3x+7=-5\] \[3x=-5-7\] \[3x=-12\] \[x=-4\]

15 years ago

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