SOLUTION: Please help me confirm I am doing this correctly: 4(2(-5x+y)-y)-10(y-4X) with the outside set of parenthesis being brackets

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Question 100201This question is from textbook Algebra structure and Method
: Please help me confirm I am doing this correctly:
4(2(-5x+y)-y)-10(y-4X) with the outside set of parenthesis being brackets This question is from textbook Algebra structure and Method

Found 2 solutions by stanbon, edjones:
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
4(2(-5x+y)-y)-10(y-4X)

= 4(-10x+2y-y)-10y+40x
= 4(-10x+y)-10y+40x
= -40x+4y-10y+40x
= -6y
========================
Cheers,
Stan H.

Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
4(2(-5x+y)-y)-10(y-4X)
4(-10x+2y-y)-10y+40x
-40x+8y-4y-10y+40x=-6y
Ed