Find m∠ABC.
(3x-14) (2x+10)

Answer:
∠ ABC = 58°
Step-by-step explanation:
∠ ABC and ∠ DBE are vertically opposite angles and are congruent (equal)
3x - 14 = 2x + 10 ( subtract 2x from both sides )
x - 14 = 10 ( add 14 to both sides )
x = 24
Then
∠ ABC = 3x - 14 = 3(24) - 14 = 72 - 14 = 58°