Supplementary angles add to? Advanced: Write an equation and solve for x in the diagram

asked Dec 16, 2021 42.0k views

5 votes

Supplementary angles add to?

Advanced: Write an equation and solve for x in the diagram

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4 votes

Supplementary angles add up to 180 degrees.

7x + 3x = 180 degrees.

Combine like terms.

10x = 180 degrees.

Divide both sides by 10

x = 18

Scusyxx answered Dec 23, 2021

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