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Solve −4 = −(−k − 86)+10

User Epple
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2 Answers

3 votes

The first step -4=k-86-10 second- k-76=-4 third step 76-4= 72 substitute 72 in for k 72-76= -4 this is true
User BartekB
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3 votes
K= 100

You use distributive property

Step 1: −(−k)−1(−86)+10=−4

Step 2:
k−1(−86)+10=−4

Step 3:
k+86+10=−4

Step 4:
k+96=−4

Step 5:
k=−96−4

Step 6:
Subtract 4 from −96 to get −100.
User Saeed Amiri
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8.1k points