melgozapatricia81 melgozapatricia81

25-02-2021
Mathematics

contestada

select the expression equivalent to (-2x+8.1y)-(-9x+5.3y).

Respuesta :

kiranicoleg kiranicoleg

25-02-2021

Answer:

7x+2.8y

Step-by-step explanation:

(-2x+8.1y)-(-9x+5.3y).

combine like terms

-2x - (-9x) = 7x

8.1y - 5.3y = 2.8y

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