Answer:
7-6u
Explanation:
(8-u)-(5u+1)
Remove the brackets
=8-u-5u-1
Collect the same terms
=8-1-u-5u
=7-6u
I hope this is helpful
-6u + 7
(-u+8)-(5u+1)
(-u+8)-5u-1
-u+8-5u-1
-u+7-5u
-6u+7
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