2[(15+3)(x-1)]=4(x+7)

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Solution for 2[(15+3)(x-1)]=4(x+7) equation:


Simplifying
2[(15 + 3)(x + -1)] = 4(x + 7)

Combine like terms: 15 + 3 = 18
2[(18)(x + -1)] = 4(x + 7)

Reorder the terms:
2[18(-1 + x)] = 4(x + 7)
2[(-1 * 18 + x * 18)] = 4(x + 7)
2[(-18 + 18x)] = 4(x + 7)
[-18 * 2 + 18x * 2] = 4(x + 7)
[-36 + 36x] = 4(x + 7)

Reorder the terms:
-36 + 36x = 4(7 + x)
-36 + 36x = (7 * 4 + x * 4)
-36 + 36x = (28 + 4x)

Solving
-36 + 36x = 28 + 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.
-36 + 36x + -4x = 28 + 4x + -4x

Combine like terms: 36x + -4x = 32x
-36 + 32x = 28 + 4x + -4x

Combine like terms: 4x + -4x = 0
-36 + 32x = 28 + 0
-36 + 32x = 28

Add '36' to each side of the equation.
-36 + 36 + 32x = 28 + 36

Combine like terms: -36 + 36 = 0
0 + 32x = 28 + 36
32x = 28 + 36

Combine like terms: 28 + 36 = 64
32x = 64

Divide each side by '32'.
x = 2

Simplifying
x = 2

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