x+3x+15=103

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Solution for x+3x+15=103 equation:


Simplifying
x + 3x + 15 = 103

Reorder the terms:
15 + x + 3x = 103

Combine like terms: x + 3x = 4x
15 + 4x = 103

Solving
15 + 4x = 103

Solving for variable 'x'.

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

Add '-15' to each side of the equation.
15 + -15 + 4x = 103 + -15

Combine like terms: 15 + -15 = 0
0 + 4x = 103 + -15
4x = 103 + -15

Combine like terms: 103 + -15 = 88
4x = 88

Divide each side by '4'.
x = 22

Simplifying
x = 22

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