Answer:
The answer is option A
49
[tex](5x + 18)(4x + 5) = 122 \\ 5x + 4x + 5 + 18 = 122 \\ 9x + 23 = 122 \\9x = 122 - 23 \\ 9x = 99 \\ x = \frac{99}{9 } \\ x = 11(4 \times 11 + 5 = 49) \\ 49[/tex]
