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22-06-2020
Mathematics

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Find the value of x. m∠AOC=7x−2,m∠DOC=3x+5,m∠EOD=22

Find the value of x mAOC7x2mDOC3x5mEOD22 class=

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wegnerkolmp2741o wegnerkolmp2741o

22-06-2020

Answer:

x = 15.5

Step-by-step explanation:

The three angles add to a straight line

∠AOC+<DOC+∠EOD=180

7x-2 + 3x+5 +22 = 180

Combine like terms

10x +25 = 180

Subtract 25 from each side

10x+25-25 = 180-25

10x = 155

Divide each side by 10

10x/10 = 155/10

x = 15.5

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