7a+3(240-a)=1360

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Solution for 7a+3(240-a)=1360 equation:



7a+3(240-a)=1360
We move all terms to the left:
7a+3(240-a)-(1360)=0
We add all the numbers together, and all the variables
7a+3(-1a+240)-1360=0
We multiply parentheses
7a-3a+720-1360=0
We add all the numbers together, and all the variables
4a-640=0
We move all terms containing a to the left, all other terms to the right
4a=640
a=640/4
a=160

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