12-6t=5t-21

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Solution for 12-6t=5t-21 equation:


Simplifying
12 + -6t = 5t + -21

Reorder the terms:
12 + -6t = -21 + 5t

Solving
12 + -6t = -21 + 5t

Solving for variable 't'.

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

Add '-5t' to each side of the equation.
12 + -6t + -5t = -21 + 5t + -5t

Combine like terms: -6t + -5t = -11t
12 + -11t = -21 + 5t + -5t

Combine like terms: 5t + -5t = 0
12 + -11t = -21 + 0
12 + -11t = -21

Add '-12' to each side of the equation.
12 + -12 + -11t = -21 + -12

Combine like terms: 12 + -12 = 0
0 + -11t = -21 + -12
-11t = -21 + -12

Combine like terms: -21 + -12 = -33
-11t = -33

Divide each side by '-11'.
t = 3

Simplifying
t = 3

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