How do I solve for X?
Angles and are vertical angles. They are congruent, or equal.
Thus,
| subtract 20
| divide the equation by 2
Answer:
20
Explanation:
To find x, note that:
Therefore,
(2x + 20)° = 60°
Removing bracket.
2x + 20 = 60
collecting like term.
2x = 60 - 20
2x = 40
dividing bothsides by 2
2x/2 = 40/2
x = 20
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