29+x+42=90

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Solution for 29+x+42=90 equation: 


Simplifying
29 + x + 42 = 90

Reorder the terms:
29 + 42 + x = 90

Combine like terms: 29 + 42 = 71
71 + x = 90

Solving
71 + x = 90

Solving for variable 'x'.

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

Add '-71' to each side of the equation.
71 + -71 + x = 90 + -71

Combine like terms: 71 + -71 = 0
0 + x = 90 + -71
x = 90 + -71

Combine like terms: 90 + -71 = 19
x = 19

Simplifying
x = 19

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