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Can someone please help me with this?

Can someone please help me with this?-example-1

1 Answer

3 votes

Answer:

x = 6

75 degrees

Explanation:

Since these are two parallel lines cut by a transversal, the angles are the same. Therefore,

11x + 9 = 12x + 3

subtract 11x from both sides

9 = x + 3

subtract 3 from both sides

6 = x

for the angles, just plug in the numbers

11(6) + 9 = 66 + 9 = 75

12(6) + 3 = 72 + 33 = 75

User Erin LeDell
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