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-11-X=-18 What is X? hel-pppppp
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-11-X=-18 What is X? hel-pppppp

User Russell Briggs
by
6.1k points

2 Answers

3 votes
Add 11 to both sides....
-x=-7

Multiply both sides by -1
X=7
User Andrei Karpuszonak
by
6.5k points
5 votes
-11 - x = -18

-11 (+11) - x = -18 (+11)

-x = -7

-x/-1 = -7/-1

x = 7

hope this helps
User Martin Woolstenhulme
by
6.8k points
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