Question

add 3x+4y, - 7x+4y, 4x-6y

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Answer 1

Answerrrrrr............

Numbers = 3x +4y , -7x +4y , 4x -6y

Adding Them ...

3x +4y +(-7x) +4y +4x -6y

$\implies$ 3x -7x + 4x +4y +4y -6y

$\implies$ 0x + 2y

$\implies {\boxed{2y}}$

Answer 2

Answer:

$3x + 4y + ( - 7x + 4y) + (4x - 6y) \\ \\ 3x + 4y - 7x + 4y + 4x - 6y \\ \\ 3x - 7x + 4x + 4y + 4y - 6y \\ \\ - 4x + 4x + 8y - 6y \\ \\ = 2y$

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