dillonstory dillonstory

25-02-2017
Mathematics

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Solve for x

Substitute in

What kind of angle

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Solve for x Substitute in What kind of angle Show everything please class=

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707863128 707863128

25-02-2017

They are supplementary angle so that means that they add up to 180 so:
\(31x+1+12x+7=180\)
\(43x+8=180\)
\(43x=172\)
\(x=4\)

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25-02-2017

Adjacent angles
x=4
So the angles are supplementary, so set them equal to 180

31x + 1 + 12x + 7 = 180
Solve
43x + 8 = 180
43x = 172
x = 4

Answer Link

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