Respuesta :

9x – 3y – 5x + 7y + x + y

9x-5x+x -3y+7y+y

x(9-5+1) +y(-3+7+1)

5x+5y

Choice C

Answer:

Option C - [tex]9x-3y-5x+7y+x+y=5x-5y[/tex]

Step-by-step explanation:

Given : Expression [tex]9x-3y-5x+7y+x+y[/tex]

To find : Which expression is equivalent to given expression?

Solution :

Step 1 - Write the expression,

[tex]9x-3y-5x+7y+x+y[/tex]

Step 2 - Add like term together,

[tex]=9x-5x+x-3y+7y+y[/tex]

Step 3 - Solve,

[tex]=5x-5y[/tex]

Therefore, The correct option is C.

[tex]9x-3y-5x+7y+x+y=5x-5y[/tex]

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