x-(9x-7)=4x+30

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Solution for x-(9x-7)=4x+30 equation:


Simplifying
x + -1(9x + -7) = 4x + 30

Reorder the terms:
x + -1(-7 + 9x) = 4x + 30
x + (-7 * -1 + 9x * -1) = 4x + 30
x + (7 + -9x) = 4x + 30

Reorder the terms:
7 + x + -9x = 4x + 30

Combine like terms: x + -9x = -8x
7 + -8x = 4x + 30

Reorder the terms:
7 + -8x = 30 + 4x

Solving
7 + -8x = 30 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
7 + -8x + -4x = 30 + 4x + -4x

Combine like terms: -8x + -4x = -12x
7 + -12x = 30 + 4x + -4x

Combine like terms: 4x + -4x = 0
7 + -12x = 30 + 0
7 + -12x = 30

Add '-7' to each side of the equation.
7 + -7 + -12x = 30 + -7

Combine like terms: 7 + -7 = 0
0 + -12x = 30 + -7
-12x = 30 + -7

Combine like terms: 30 + -7 = 23
-12x = 23

Divide each side by '-12'.
x = -1.916666667

Simplifying
x = -1.916666667

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