Question

Geometry math question please help

Answer 1

CB would be equal to CK because of the CPCTC (congruent parts of congruent triangle are congruent) Theorem.

5x - 3 = 3x + 1

Add 3 to both sides.

5x = 3x + 4

Subtract 3x from both sides.

2x = 4

Divide both sides by 2.

x = 2

D) 2