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S0fw0N
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complete the question

Rezz5
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put them equal to each other and work out x

Rezz5
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so 6x+45=3x

Rezz5
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do you understand?

lolly
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kinda...what do you do next?

Rezz5
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rearrange to get what x is

agent0smith
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@Rezz5 they aren't equal.
They're Z angles, so the two angles add up to 180 degrees.
3x + (6x+45) = 180

Rezz5
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so 6x3x+45=3x3x
==>
3x+45=0
3x=45
x=...

lolly
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15

lolly
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right?

Rezz5
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actually agent0smith is correct,

agent0smith
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@lolly the angles aren't equal. They add up to 180 degrees.
3x + 6x+45 = 180

S0fw0N
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x = 15

S0fw0N
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by using the law that @agent0smith wrote

lolly
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soo..add the like terms...9x+45=180...take 45 away from each side...
9x=135..divide by 9..
15...x=15..?

agent0smith
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Correct :)

lolly
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thank you guys sooooo much!!:)

agent0smith
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no prob :)