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What is the value of x.
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What is the value of x.

What is the value of x.-example-1
User Fitzbutz
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1 Answer

7 votes
Answer: x=45

(3x-9)+30+24=180
3x-9+54=180
3x+45=180
-45 -45
3x=135
x=45

Explanation: All interior angles of a triangle add up to 180°. Add all interior angles and set it up equal to 180°. Then solve for x.
User Aehiilrs
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6.8k points
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