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Mathematics 20 Online
OpenStudy (anonymous):

7x=-2x-18 what two steps could I use to isolate x?

OpenStudy (angela210793):

7x+2x=-18 9x=-18 x=-2

OpenStudy (anonymous):

add 2x to both sides

OpenStudy (angela210793):

add and divide

OpenStudy (aravindg):

ya

OpenStudy (anonymous):

add 2x and divide what?

OpenStudy (aravindg):

take -2x to left then 9x=18

OpenStudy (anonymous):

1. add 2x to both sides ,

OpenStudy (aravindg):

x=2

OpenStudy (aravindg):

srry -2

OpenStudy (anonymous):

divide on 9 both sides

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