12t+9=4t-7

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Solution for 12t+9=4t-7 equation:


Simplifying
12t + 9 = 4t + -7

Reorder the terms:
9 + 12t = 4t + -7

Reorder the terms:
9 + 12t = -7 + 4t

Solving
9 + 12t = -7 + 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.
9 + 12t + -4t = -7 + 4t + -4t

Combine like terms: 12t + -4t = 8t
9 + 8t = -7 + 4t + -4t

Combine like terms: 4t + -4t = 0
9 + 8t = -7 + 0
9 + 8t = -7

Add '-9' to each side of the equation.
9 + -9 + 8t = -7 + -9

Combine like terms: 9 + -9 = 0
0 + 8t = -7 + -9
8t = -7 + -9

Combine like terms: -7 + -9 = -16
8t = -16

Divide each side by '8'.
t = -2

Simplifying
t = -2

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