12=3t-t+4

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Solution for 12=3t-t+4 equation:


Simplifying
12 = 3t + -1t + 4

Reorder the terms:
12 = 4 + 3t + -1t

Combine like terms: 3t + -1t = 2t
12 = 4 + 2t

Solving
12 = 4 + 2t

Solving for variable 't'.

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

Add '-2t' to each side of the equation.
12 + -2t = 4 + 2t + -2t

Combine like terms: 2t + -2t = 0
12 + -2t = 4 + 0
12 + -2t = 4

Add '-12' to each side of the equation.
12 + -12 + -2t = 4 + -12

Combine like terms: 12 + -12 = 0
0 + -2t = 4 + -12
-2t = 4 + -12

Combine like terms: 4 + -12 = -8
-2t = -8

Divide each side by '-2'.
t = 4

Simplifying
t = 4

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