21-6t=7(t-3)

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Solution for 21-6t=7(t-3) equation:


21-6t=7 (t-3)

We simplify the equation to the form, which is simple to understand 
21-6t=7(t-3)

Reorder the terms in parentheses
21-6t=+(+7t-21)

Remove unnecessary parentheses
+21-6t=+7t-21

We move all terms containing t to the left and all other terms to the right. 
-6t-7t=-21-21

We simplify left and right side of the equation. 
-13t=-42

We divide both sides of the equation by -13 to get t. 
t=3.23076923077

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