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Sladkaya [172]
3 years ago
13

Solve for x ! I need help

Mathematics
2 answers:
OlgaM077 [116]3 years ago
7 0

Answer:

x=45.6

Step-by-step explanation:

(2x-2)+x+45=180

Combine like terms.

3x+43=180

Subtract 43 on both sides.

3x+43=180

   -<u>43 -43</u>

3x=137

Divide by 3 on both sides.

3x=137

<u>/3   /3</u>

x=45.6

(I'm not sure if it's right because it's a decimal, but...)hope this helps!!!!! Have an amazing day c:

Leya [2.2K]3 years ago
5 0

Answer:

x = 47°

Step-by-step explanation:

This is an exterior angle property, one of the properties in a triangle. The exterior angle theorem states that if a triangle's side gets an extension, then the resultant exterior angle would be equal to the sum of the two opposite interior angles of the triangle.

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