21+7y=56

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Solution for 21+7y=56 equation:



21+7y=56
We move all terms to the left:
21+7y-(56)=0
We add all the numbers together, and all the variables
7y-35=0
We move all terms containing y to the left, all other terms to the right
7y=35
y=35/7
y=5

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