40+7n=18-

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Solution for 40+7n=18- equation:



40+7n=18-
We move all terms to the left:
40+7n-(18-)=0
We add all the numbers together, and all the variables
7n+40-0=0
We add all the numbers together, and all the variables
7n+40=0
We move all terms containing n to the left, all other terms to the right
7n=-40
n=-40/7
n=-5+5/7

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