Question

Angles A and B are congruent. Find the value of x. Show all work to receive credit.

Answer 1

x = 15

Explanation:

Sides opposite congruent angles are congruent:

x + 10 = 2x - 5

15 = x . . . . . . . . . add 5-x

The value of x is 15.

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I suppose you could show the intermediate step:

x +10 +(5 -x) = 2x -5 +(5 -x)

15 = x . . . . . simplified