t+9=3t-4

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Solution for t+9=3t-4 equation:


Simplifying
t + 9 = 3t + -4

Reorder the terms:
9 + t = 3t + -4

Reorder the terms:
9 + t = -4 + 3t

Solving
9 + t = -4 + 3t

Solving for variable 't'.

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

Add '-3t' to each side of the equation.
9 + t + -3t = -4 + 3t + -3t

Combine like terms: t + -3t = -2t
9 + -2t = -4 + 3t + -3t

Combine like terms: 3t + -3t = 0
9 + -2t = -4 + 0
9 + -2t = -4

Add '-9' to each side of the equation.
9 + -9 + -2t = -4 + -9

Combine like terms: 9 + -9 = 0
0 + -2t = -4 + -9
-2t = -4 + -9

Combine like terms: -4 + -9 = -13
-2t = -13

Divide each side by '-2'.
t = 6.5

Simplifying
t = 6.5

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