Answer:
x = 25
Explanation:
∠ RAS and ∠ VAT are vertical angles and are congruent (equal) , that is
∠ RAS = ∠ VAT ( substitute values )
5x - 18 = 4x + 7 ( subtract 4x from both sides )
x - 18 = 7 ( add 18 to both sides )
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