103-2x=90

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Solution for 103-2x=90 equation:


Simplifying
103 + -2x = 90

Solving
103 + -2x = 90

Solving for variable 'x'.

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

Add '-103' to each side of the equation.
103 + -103 + -2x = 90 + -103

Combine like terms: 103 + -103 = 0
0 + -2x = 90 + -103
-2x = 90 + -103

Combine like terms: 90 + -103 = -13
-2x = -13

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

Simplifying
x = 6.5

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