3x+13=103-3x

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Solution for 3x+13=103-3x equation:


Simplifying
3x + 13 = 103 + -3x

Reorder the terms:
13 + 3x = 103 + -3x

Solving
13 + 3x = 103 + -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.
13 + 3x + 3x = 103 + -3x + 3x

Combine like terms: 3x + 3x = 6x
13 + 6x = 103 + -3x + 3x

Combine like terms: -3x + 3x = 0
13 + 6x = 103 + 0
13 + 6x = 103

Add '-13' to each side of the equation.
13 + -13 + 6x = 103 + -13

Combine like terms: 13 + -13 = 0
0 + 6x = 103 + -13
6x = 103 + -13

Combine like terms: 103 + -13 = 90
6x = 90

Divide each side by '6'.
x = 15

Simplifying
x = 15

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