lamasmart24 lamasmart24

15-12-2020
Mathematics

contestada

What is 7(9n − 3) − 7n
In order please
simply

Respuesta :

shemtomke shemtomke

15-12-2020

Answer:

n= 3/8

Step-by-step explanation:

63n -21 -7n

63n - 7n = 21

56n = 21

n= 3/8 or 0.375

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Circusbaby Circusbaby

15-12-2020

Answer: 56n-21

Step-by-step explanation:

7(9n-3)-7n Multiply parenthesis

63n-21-7n

SUBTRACT 63n-7n- 56n

Answer is: 56n-21

We leave 21 alone because it is a constant. We leave 56n alone because there is no like term with the variable n.

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