2x+17-x+3=42

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Solution for 2x+17-x+3=42 equation:


Simplifying
2x + 17 + -1x + 3 = 42

Reorder the terms:
17 + 3 + 2x + -1x = 42

Combine like terms: 17 + 3 = 20
20 + 2x + -1x = 42

Combine like terms: 2x + -1x = 1x
20 + 1x = 42

Solving
20 + 1x = 42

Solving for variable 'x'.

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

Add '-20' to each side of the equation.
20 + -20 + 1x = 42 + -20

Combine like terms: 20 + -20 = 0
0 + 1x = 42 + -20
1x = 42 + -20

Combine like terms: 42 + -20 = 22
1x = 22

Divide each side by '1'.
x = 22

Simplifying
x = 22

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