SOLUTION: I do not understand how the answer to this question is 5x-75. -5[2x+3(5-x)] I got -5x+15. I have done it several times and keep getting the same answer. Thanks in advance

Algebra ->  Distributive-associative-commutative-properties -> SOLUTION: I do not understand how the answer to this question is 5x-75. -5[2x+3(5-x)] I got -5x+15. I have done it several times and keep getting the same answer. Thanks in advance      Log On


   



Question 449541: I do not understand how the answer to this question is 5x-75.
-5[2x+3(5-x)]
I got -5x+15. I have done it several times and keep getting the same answer.
Thanks in advance. The directions say to use the distributive property.

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
-5[2x+3(5-x)]
I got -5x+15.
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Work from the inner parentheses to the outer parentheses to get:
= -5[2x+15-3x]
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= -5[15-x]
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= 5x-75
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Cheers,
Stan H.
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