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= 3(2) - (-4) + 4(-3)
= 6 + 4 - 12
= -2
2) -2 + 6 x (-4) ÷ 8
= -2 - 24 ÷ 8
= -2 - 3
= -5
3) 4(2x+3y) - 3(x-5y)
= 8x + 12y - 3x + 15y
= 5x + 27y
2.