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What is the simplest form of the expression?

-4(-7x + 9) - 3x.


Sagot :

Answer: 25x - 36

Step-by-step explanation:

Multiply into the brackets first

-4(-7x + 9) - 3x

= (28x - 36) - 3x

Then sort out the " x "

= 28x - 36 - 3x

= 28x - 3x - 36

= 25x - 36