23=3x+(x+3)

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Solution for 23=3x+(x+3) equation:


Simplifying
23 = 3x + (x + 3)

Reorder the terms:
23 = 3x + (3 + x)

Remove parenthesis around (3 + x)
23 = 3x + 3 + x

Reorder the terms:
23 = 3 + 3x + x

Combine like terms: 3x + x = 4x
23 = 3 + 4x

Solving
23 = 3 + 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.
23 + -4x = 3 + 4x + -4x

Combine like terms: 4x + -4x = 0
23 + -4x = 3 + 0
23 + -4x = 3

Add '-23' to each side of the equation.
23 + -23 + -4x = 3 + -23

Combine like terms: 23 + -23 = 0
0 + -4x = 3 + -23
-4x = 3 + -23

Combine like terms: 3 + -23 = -20
-4x = -20

Divide each side by '-4'.
x = 5

Simplifying
x = 5

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