x+3x+13=y

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Solution for x+3x+13=y equation: 


Simplifying
x + 3x + 13 = y

Reorder the terms:
13 + x + 3x = y

Combine like terms: x + 3x = 4x
13 + 4x = y

Solving
13 + 4x = y

Solving for variable 'x'.

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

Add '-13' to each side of the equation.
13 + -13 + 4x = -13 + y

Combine like terms: 13 + -13 = 0
0 + 4x = -13 + y
4x = -13 + y

Divide each side by '4'.
x = -3.25 + 0.25y

Simplifying
x = -3.25 + 0.25y

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