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What the equation is what x equals and the angle mesures

What the equation is what x equals and the angle mesures-example-1
User David Rearte
by
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1 Answer

19 votes
19 votes

ANSWER

x = 30 degrees

Step-by-step explanation

Recall, vertical angles are equal


\begin{gathered} (2x\text{ + 10)}\degree\text{ = 70}\degree \\ 2x\text{ + 10}\degree\text{ 70}\degree \\ \text{subtract 10 from both sdides} \\ 2x\text{ + 10 - 10 = 70 - 10} \\ 2x\text{ = 60} \\ \text{Divide both sides by 2} \\ (2x)/(2)\text{ = }(60)/(2) \\ x\text{ = 30 degr}ees \end{gathered}

Hence, x = 30 degrees

User Christian Legge
by
2.3k points
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