3z/10+4=7

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Solution for 3z/10+4=7 equation: 



3z/10+4=7

We move all terms to the left:

3z/10+4-(7)=0

We add all the numbers together, and all the variables

3z/10-3=0

We multiply all the terms by the denominator


3z-3*10=0

We add all the numbers together, and all the variables

3z-30=0

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

3z=30

z=30/3

z=10

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