sylinan
help please (x+20) over 2 = 3x



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hba
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\[\frac{ x+20 }{ 2 }=3x\]
1)multiply both sides by 2
2) subtract both sides by 20
3)kaboom the answer appears.

sylinan
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after i multiply 2 by both sides i got 20x=6x but i feel like that's wrong

hba
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No it would be
x+20=6x

sylinan
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oh okay

sylinan
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so i got x=6x so then i subtract x from both sides? and i get5x?

luvvikrant93
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5x=20
x=4

sylinan
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how did you get that?(:

hba
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No subtract from both sides girly
x=6x20

sylinan
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@luvvikrant93

sylinan
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@hba im really lost :/

hba
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Now we can take the 20 on the other hand and x on the other.
6x20=x
6xx=20
5x=20

hba
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Okay lemme start over again then @sylinan
Or you can tell where i should continue.

sylinan
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okay im confused because we subtracted 20 from both sides and then i got x= 6x

hba
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Okay Lets see this
x+20=6x
Let us subtract x from both sides.
Now do it.

sylinan
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oh okay i get it now so when you do that is when you get 5x=20

hba
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Yes now divide both sides by 5

luvvikrant93
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(x+20)/2=3x
x+20=6x
20=6xx
20=5x
x=20/5
x=4

sylinan
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okay and then you get four thank you!(:

hba
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Welcome :)

luvvikrant93
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ur method r so long