25x - (14x + 8x) = 2427

Solve step by step:

• Combine terms inside the parentheses: 14x + 8x = 22x
• So 25x - 22x = 3x, giving 3x = 2427
• Solve: x = 2427 / 3 = 809

Check: 25(809) - [14(809) + 8(809)] = 20225 - (11326 + 6472) = 20225 - 17798 = 2427.

Answer: x = 809.