3x-12(3+x)-4t=-(5-x)-(7-x)

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Solution for 3x-12(3+x)-4t=-(5-x)-(7-x) equation:


Simplifying
3x + -12(3 + x) + -4t = -1(5 + -1x) + -1(7 + -1x)
3x + (3 * -12 + x * -12) + -4t = -1(5 + -1x) + -1(7 + -1x)
3x + (-36 + -12x) + -4t = -1(5 + -1x) + -1(7 + -1x)

Reorder the terms:
-36 + -4t + 3x + -12x = -1(5 + -1x) + -1(7 + -1x)

Combine like terms: 3x + -12x = -9x
-36 + -4t + -9x = -1(5 + -1x) + -1(7 + -1x)
-36 + -4t + -9x = (5 * -1 + -1x * -1) + -1(7 + -1x)
-36 + -4t + -9x = (-5 + 1x) + -1(7 + -1x)
-36 + -4t + -9x = -5 + 1x + (7 * -1 + -1x * -1)
-36 + -4t + -9x = -5 + 1x + (-7 + 1x)

Reorder the terms:
-36 + -4t + -9x = -5 + -7 + 1x + 1x

Combine like terms: -5 + -7 = -12
-36 + -4t + -9x = -12 + 1x + 1x

Combine like terms: 1x + 1x = 2x
-36 + -4t + -9x = -12 + 2x

Solving
-36 + -4t + -9x = -12 + 2x

Solving for variable 't'.

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

Add '36' to each side of the equation.
-36 + -4t + 36 + -9x = -12 + 36 + 2x

Reorder the terms:
-36 + 36 + -4t + -9x = -12 + 36 + 2x

Combine like terms: -36 + 36 = 0
0 + -4t + -9x = -12 + 36 + 2x
-4t + -9x = -12 + 36 + 2x

Combine like terms: -12 + 36 = 24
-4t + -9x = 24 + 2x

Add '9x' to each side of the equation.
-4t + -9x + 9x = 24 + 2x + 9x

Combine like terms: -9x + 9x = 0
-4t + 0 = 24 + 2x + 9x
-4t = 24 + 2x + 9x

Combine like terms: 2x + 9x = 11x
-4t = 24 + 11x

Divide each side by '-4'.
t = -6 + -2.75x

Simplifying
t = -6 + -2.75x

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