SOLUTION: what is the answerof 7(2w-3z)-[w-z-(w+z)]

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Question 760791: what is the answerof 7(2w-3z)-[w-z-(w+z)]
Answer by tommyt3rd(5050) About Me  (Show Source):
You can put this solution on YOUR website!
7(2w-3z)-[w-z-(w+z)]=
14w - 21z -[w-z-w-z]=
14w-21z-[-2z]=
14w-21z+2z=
14w-19z

:)