5-t=7t-21

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Solution for 5-t=7t-21 equation: 



5-t=7t-21

We move all terms to the left:

5-t-(7t-21)=0

We add all the numbers together, and all the variables

-1t-(7t-21)+5=0

We get rid of parentheses

-1t-7t+21+5=0

We add all the numbers together, and all the variables

-8t+26=0

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

-8t=-26

t=-26/-8

t=3+1/4

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