1) 7(2x+3y)-3(3x+2y)14x + 21y - 9x - 6y5x + 15y
2) 5(6c+3d)-2(3c+6d)30c + 15d - 6c - 12d24c + 3d
3) 2(5c+4d)-2(4c+5d)10c + 8d - 8c - 10d2c - 2d
1) 7(2x+3y)-3(3x+2y)
14x + 21y - 9x - 6y
5x + 15y
2) 5(6c+3d)-2(3c+6d)
30c + 15d - 6c - 12d
24c + 3d
3) 2(5c+4d)-2(4c+5d)
10c + 8d - 8c - 10d
2c - 2d