Respuesta :

-11y-2.1x because you add like terms so -12.7y+5.9y-4.2y is -11y and -3.1x+x is -2.1x so your answer is -11y+-2.1x.

Answer:

The simplest form of the expression is -11y-2.1x.

Step-by-step explanation:

The given expression is

[tex](-12.7y-3.1x)+5.9y-(4.2y+x)[/tex]

We have to find the simplest form of the given expression. So, we need to combine like terms.

After combining like terms we get,

[tex](-12.7y+5.9y-4.2y)+(-3.1x+x)[/tex]

On simplifying the above expression we get

[tex](-11y)+(-2.1x)[/tex]

[tex]-11y-2.1x[/tex]

Therefore the simplest form of the expression is -11y-2.1x.

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