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BARSIC [14]
3 years ago
7

Find the value of x so that L||M

Mathematics
1 answer:
expeople1 [14]3 years ago
5 0

9514 1404 393

Answer:

  x = 19

Step-by-step explanation:

The marked (consecutive interior) angles will be supplementary when the lines are parallel.

  (3x +10)° +(5x +18)° = 180°

  8x = 152 . . . . . . . . . . . . . . . divide by °, subtract 28

  x = 19 . . . . . . . . . . . divide by 8

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