-28+7t=21t

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Solution for -28+7t=21t equation:


Simplifying
-28 + 7t = 21t

Solving
-28 + 7t = 21t

Solving for variable 't'.

Move all terms containing t to the left, all other terms to the right.

Add '-21t' to each side of the equation.
-28 + 7t + -21t = 21t + -21t

Combine like terms: 7t + -21t = -14t
-28 + -14t = 21t + -21t

Combine like terms: 21t + -21t = 0
-28 + -14t = 0

Add '28' to each side of the equation.
-28 + 28 + -14t = 0 + 28

Combine like terms: -28 + 28 = 0
0 + -14t = 0 + 28
-14t = 0 + 28

Combine like terms: 0 + 28 = 28
-14t = 28

Divide each side by '-14'.
t = -2

Simplifying
t = -2

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