3[t-4]=-9

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Solution for 3[t-4]=-9 equation: 


Simplifying
3[t + -4] = -9

Reorder the terms:
3[-4 + t] = -9
[-4 * 3 + t * 3] = -9
[-12 + 3t] = -9

Solving
-12 + 3t = -9

Solving for variable 't'.

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

Add '12' to each side of the equation.
-12 + 12 + 3t = -9 + 12

Combine like terms: -12 + 12 = 0
0 + 3t = -9 + 12
3t = -9 + 12

Combine like terms: -9 + 12 = 3
3t = 3

Divide each side by '3'.
t = 1

Simplifying
t = 1

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