x+3=3x+16

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Solution for x+3=3x+16 equation:


Simplifying
x + 3 = 3x + 16

Reorder the terms:
3 + x = 3x + 16

Reorder the terms:
3 + x = 16 + 3x

Solving
3 + x = 16 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
3 + x + -3x = 16 + 3x + -3x

Combine like terms: x + -3x = -2x
3 + -2x = 16 + 3x + -3x

Combine like terms: 3x + -3x = 0
3 + -2x = 16 + 0
3 + -2x = 16

Add '-3' to each side of the equation.
3 + -3 + -2x = 16 + -3

Combine like terms: 3 + -3 = 0
0 + -2x = 16 + -3
-2x = 16 + -3

Combine like terms: 16 + -3 = 13
-2x = 13

Divide each side by '-2'.
x = -6.5

Simplifying
x = -6.5

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