X-(4c-7)=6x-(X+21)

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Solution for X-(4c-7)=6x-(X+21) equation:


Simplifying
X + -1(4c + -7) = 6x + -1(X + 21)

Reorder the terms:
X + -1(-7 + 4c) = 6x + -1(X + 21)
X + (-7 * -1 + 4c * -1) = 6x + -1(X + 21)
X + (7 + -4c) = 6x + -1(X + 21)

Reorder the terms:
7 + X + -4c = 6x + -1(X + 21)

Reorder the terms:
7 + X + -4c = 6x + -1(21 + X)
7 + X + -4c = 6x + (21 * -1 + X * -1)
7 + X + -4c = 6x + (-21 + -1X)

Reorder the terms:
7 + X + -4c = -21 + -1X + 6x

Solving
7 + X + -4c = -21 + -1X + 6x

Solving for variable 'X'.

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

Add 'X' to each side of the equation.
7 + X + X + -4c = -21 + -1X + X + 6x

Combine like terms: X + X = 2X
7 + 2X + -4c = -21 + -1X + X + 6x

Combine like terms: -1X + X = 0
7 + 2X + -4c = -21 + 0 + 6x
7 + 2X + -4c = -21 + 6x

Add '-7' to each side of the equation.
7 + 2X + -7 + -4c = -21 + -7 + 6x

Reorder the terms:
7 + -7 + 2X + -4c = -21 + -7 + 6x

Combine like terms: 7 + -7 = 0
0 + 2X + -4c = -21 + -7 + 6x
2X + -4c = -21 + -7 + 6x

Combine like terms: -21 + -7 = -28
2X + -4c = -28 + 6x

Add '4c' to each side of the equation.
2X + -4c + 4c = -28 + 4c + 6x

Combine like terms: -4c + 4c = 0
2X + 0 = -28 + 4c + 6x
2X = -28 + 4c + 6x

Divide each side by '2'.
X = -14 + 2c + 3x

Simplifying
X = -14 + 2c + 3x

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