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4 votes
-129 = -48 - n
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User Outlaw
by
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1 Answer

2 votes

−129=−48−n

Simplify:

−129=−48+−n

Flip the equation.

−n−48=−129

Add 48 to both sides.

−n−48+48=−129+48

−n=−81

Divide both sides by -1.

−n/−1 = −81/−1

n=81


User Yuva
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