1x - 13y + 475
Step-by-step explanation:
[tex]3x \: + \: 4y \: - \: 2(4y \: - \: 8) \: - \: 25y \: + \: 485[/tex]
3x + 4y - 2x - 2 + 8y - 8 - 25y + 485
3x - 2x + 4y + 8y - 25y - 2 - 8 + 485
1x + 4y + 8y - 25y - 2 - 8 + 485
1x + 12y - 25y - 2 - 8 + 485
1x - 13y - 2 - 8 + 485
1x - 13y - 10 + 485
1x - 13y + 475
HOPE THIS HELPS YOU
