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\( (26)(21) = 546 > 504 \). Try \( x = 2 \):\( (20+4)(15+4) = 24 imes 19 = 456 < 504 \)\( x = 2.5 \): \( 25 imes 20 = 500 pprox 504 \)\( x = 2.54 \): \( 20.54 + 4 = 24.54 \), \( 15.54 + 4 = 19.54 \), \( 24.54 imes 19.54 pprox 480 \) — too lowBetter: use calculator or exact:\( x = rac{-35 + \sqrt{2041}}{4} \), but accept simplified:Actually, correct factorization:Try: \( 2x^2 + 35x - 102 = 0 \)Discriminant: \( 1225 + 816 = 2041 \), not perfect square.But problem likely expects exact or rounded.