4a+7a=121

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Solution for 4a+7a=121 equation:



4a+7a=121
We move all terms to the left:
4a+7a-(121)=0
We add all the numbers together, and all the variables
11a-121=0
We move all terms containing a to the left, all other terms to the right
11a=121
a=121/11
a=11

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