Question

Transversal Problems with Equations (Level 1)
Delta Math

Answer 1

x = 15

Explanation:

Where a transversal crosses parallel lines, alternate exterior angles are congruent. This lets you write an equation relating the measures of the marked angles.

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(6x +8)° = (7x -7)° . . . . the angles have the same measure

15 = x . . . . . . . . . . . . divide by °, add 7-6x