-2a-7=11

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Solution for -2a-7=11 equation:



-2a-7=11
We move all terms to the left:
-2a-7-(11)=0
We add all the numbers together, and all the variables
-2a-18=0
We move all terms containing a to the left, all other terms to the right
-2a=18
a=18/-2
a=-9

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