t+3t-7=12

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Solution for t+3t-7=12 equation: 


Simplifying
t + 3t + -7 = 12

Reorder the terms:
-7 + t + 3t = 12

Combine like terms: t + 3t = 4t
-7 + 4t = 12

Solving
-7 + 4t = 12

Solving for variable 't'.

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

Add '7' to each side of the equation.
-7 + 7 + 4t = 12 + 7

Combine like terms: -7 + 7 = 0
0 + 4t = 12 + 7
4t = 12 + 7

Combine like terms: 12 + 7 = 19
4t = 19

Divide each side by '4'.
t = 4.75

Simplifying
t = 4.75

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