34+x+x=90

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Solution for 34+x+x=90 equation: 


Simplifying
34 + x + x = 90

Combine like terms: x + x = 2x
34 + 2x = 90

Solving
34 + 2x = 90

Solving for variable 'x'.

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

Add '-34' to each side of the equation.
34 + -34 + 2x = 90 + -34

Combine like terms: 34 + -34 = 0
0 + 2x = 90 + -34
2x = 90 + -34

Combine like terms: 90 + -34 = 56
2x = 56

Divide each side by '2'.
x = 28

Simplifying
x = 28

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