2x+42=2(3x+1)-4

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Solution for 2x+42=2(3x+1)-4 equation:


Simplifying
2x + 42 = 2(3x + 1) + -4

Reorder the terms:
42 + 2x = 2(3x + 1) + -4

Reorder the terms:
42 + 2x = 2(1 + 3x) + -4
42 + 2x = (1 * 2 + 3x * 2) + -4
42 + 2x = (2 + 6x) + -4

Reorder the terms:
42 + 2x = 2 + -4 + 6x

Combine like terms: 2 + -4 = -2
42 + 2x = -2 + 6x

Solving
42 + 2x = -2 + 6x

Solving for variable 'x'.

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

Add '-6x' to each side of the equation.
42 + 2x + -6x = -2 + 6x + -6x

Combine like terms: 2x + -6x = -4x
42 + -4x = -2 + 6x + -6x

Combine like terms: 6x + -6x = 0
42 + -4x = -2 + 0
42 + -4x = -2

Add '-42' to each side of the equation.
42 + -42 + -4x = -2 + -42

Combine like terms: 42 + -42 = 0
0 + -4x = -2 + -42
-4x = -2 + -42

Combine like terms: -2 + -42 = -44
-4x = -44

Divide each side by '-4'.
x = 11

Simplifying
x = 11

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