t-6=4t-21

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Solution for t-6=4t-21 equation:


Simplifying
t + -6 = 4t + -21

Reorder the terms:
-6 + t = 4t + -21

Reorder the terms:
-6 + t = -21 + 4t

Solving
-6 + t = -21 + 4t

Solving for variable 't'.

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

Add '-4t' to each side of the equation.
-6 + t + -4t = -21 + 4t + -4t

Combine like terms: t + -4t = -3t
-6 + -3t = -21 + 4t + -4t

Combine like terms: 4t + -4t = 0
-6 + -3t = -21 + 0
-6 + -3t = -21

Add '6' to each side of the equation.
-6 + 6 + -3t = -21 + 6

Combine like terms: -6 + 6 = 0
0 + -3t = -21 + 6
-3t = -21 + 6

Combine like terms: -21 + 6 = -15
-3t = -15

Divide each side by '-3'.
t = 5

Simplifying
t = 5

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