0.7z+1+0.1z=5.5-0.4z

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Solution for 0.7z+1+0.1z=5.5-0.4z equation: 



0.7z+1+0.1z=5.5-0.4z

We move all terms to the left:

0.7z+1+0.1z-(5.5-0.4z)=0

We add all the numbers together, and all the variables

0.7z+0.1z-(-0.4z+5.5)+1=0

We add all the numbers together, and all the variables

0.8z-(-0.4z+5.5)+1=0

We get rid of parentheses

0.8z+0.4z-5.5+1=0

We add all the numbers together, and all the variables

1.2z-4.5=0

We move all terms containing z to the left, all other terms to the right

1.2z=4.5

z=4.5/1.2

z=3+0.9/1.2

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