6/4+2.1(z-2)=8.5

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Solution for 6/4+2.1(z-2)=8.5 equation: 



6/4+2.1(z-2)=8.5

We move all terms to the left:

6/4+2.1(z-2)-(8.5)=0

We add all the numbers together, and all the variables

2.1(z-2)-8.5+6/4=0

We multiply parentheses

2.1z-4.2-8.5+6/4=0

We multiply all the terms by the denominator


(2.1z)*4+6-(4.2)*4-(8.5)*4=0

We add all the numbers together, and all the variables

(+2.1z)*4+6-(4.2)*4-(8.5)*4=0

We add all the numbers together, and all the variables

(+2.1z)*4-44.8=0

We multiply parentheses

8z-44.8=0

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

8z=44.8

z=44.8/8

z=5+1/1.66666666667

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