sdelladupree sdelladupree

29-08-2019
Mathematics

contestada

-5x - 4y + 2x + 7y = can someone help me with this please

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uniquecreativegirl uniquecreativegirl

29-08-2019

Answer:

= -3 (x-y)

Step-by-step explanation:

-5x - 4y + 2x + 7y

Collect the like terms by calculating the sum or difference of their coefficients

(-5+2)x

-3x

(-4+7)y

3y

-3x + 3y

Factor out -3 from the expression

-3 (x-y)

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