Question

add using horizontal method. a) 7x + 3y and -4x-2y​

Answer 1

Answer:

7x+3y and -4x-2y

7x+4x and -3y-2y

11x and -5y Answer

Step-by-step explanation:

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Answer 2

Answer:

3x+y

Step-by-step explanation:

(7x+3y) + (-4x-2y)

=7x+3y-4x-2y

=(7x-4x)+(3y-2y)

=3x+1y

=3x+y

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