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Help me out please very confused

Help me out please very confused-example-1

1 Answer

2 votes

Answer: 35

Step-by-step explanation:

If lines m and n are parallel, then the same side interior angles shown are supplementary. They add to 180.

(x+12) + (4x-7) = 180

(x+4x) + (12-7) = 180

5x+5 = 180

5x = 180-5

5x = 175

x = 35

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