3x-(x+7)=23-(4x+2)

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Solution for 3x-(x+7)=23-(4x+2) equation:


Simplifying
3x + -1(x + 7) = 23 + -1(4x + 2)

Reorder the terms:
3x + -1(7 + x) = 23 + -1(4x + 2)
3x + (7 * -1 + x * -1) = 23 + -1(4x + 2)
3x + (-7 + -1x) = 23 + -1(4x + 2)

Reorder the terms:
-7 + 3x + -1x = 23 + -1(4x + 2)

Combine like terms: 3x + -1x = 2x
-7 + 2x = 23 + -1(4x + 2)

Reorder the terms:
-7 + 2x = 23 + -1(2 + 4x)
-7 + 2x = 23 + (2 * -1 + 4x * -1)
-7 + 2x = 23 + (-2 + -4x)

Combine like terms: 23 + -2 = 21
-7 + 2x = 21 + -4x

Solving
-7 + 2x = 21 + -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 + 2x + 4x = 21 + -4x + 4x

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

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

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

Combine like terms: -7 + 7 = 0
0 + 6x = 21 + 7
6x = 21 + 7

Combine like terms: 21 + 7 = 28
6x = 28

Divide each side by '6'.
x = 4.666666667

Simplifying
x = 4.666666667

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