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Mathematics 13 Online
OpenStudy (anonymous):

2x+10=20

OpenStudy (anonymous):

Subtract 10 both the sides first and tell me what do you get??

OpenStudy (anonymous):

10-2=5 10-10=0

OpenStudy (anonymous):

2x =10 :P

OpenStudy (anonymous):

divide both by 2 :P

OpenStudy (anonymous):

Not this way.. 2x + 10 - 10 = 20 - 10

OpenStudy (anonymous):

10-10=0 20-10=10

OpenStudy (anonymous):

So you are left with: 2x = 10 now divide both the sides by 2...

OpenStudy (anonymous):

10/2=5

OpenStudy (anonymous):

Yes well done..

OpenStudy (anonymous):

try to write both the sides.. 2x = 10 x = 5

OpenStudy (anonymous):

2x+10=20 10-10=0 20-10=10 10/2x=5x

OpenStudy (anonymous):

No..

OpenStudy (anonymous):

2x + 10 = 20 2x + 10 - 10 = 20 - 10 2x = 10 \[\frac{2x}{2} = \frac{10}{2}\] x = 5..

OpenStudy (anonymous):

oo ok thanks

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