7y-100=4y-49

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Solution for 7y-100=4y-49 equation: 



7y-100=4y-49

We move all terms to the left:

7y-100-(4y-49)=0

We get rid of parentheses

7y-4y+49-100=0

We add all the numbers together, and all the variables

3y-51=0

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

3y=51

y=51/3

y=17

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