2.7(z+7)+6=2.1(3z+1)

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Solution for 2.7(z+7)+6=2.1(3z+1) equation:



2.7(z+7)+6=2.1(3z+1)
We move all terms to the left:
2.7(z+7)+6-(2.1(3z+1))=0
We multiply parentheses
2.7z-(2.1(3z+1))+18.9+6=0
We calculate terms in parentheses: -(2.1(3z+1)), so:
2.1(3z+1)
We multiply parentheses
6.3z+2.1
Back to the equation:
-(6.3z+2.1)
We add all the numbers together, and all the variables
2.7z-(6.3z+2.1)+24.9=0
We get rid of parentheses
2.7z-6.3z-2.1+24.9=0
We add all the numbers together, and all the variables
-3.6z+22.8=0
We move all terms containing z to the left, all other terms to the right
-3.6z=-22.8
z=-22.8/-3.6
z=6+1/3

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