68+2x-30=x+42

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Solution for 68+2x-30=x+42 equation:


Simplifying
68 + 2x + -30 = x + 42

Reorder the terms:
68 + -30 + 2x = x + 42

Combine like terms: 68 + -30 = 38
38 + 2x = x + 42

Reorder the terms:
38 + 2x = 42 + x

Solving
38 + 2x = 42 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
38 + 2x + -1x = 42 + x + -1x

Combine like terms: 2x + -1x = 1x
38 + 1x = 42 + x + -1x

Combine like terms: x + -1x = 0
38 + 1x = 42 + 0
38 + 1x = 42

Add '-38' to each side of the equation.
38 + -38 + 1x = 42 + -38

Combine like terms: 38 + -38 = 0
0 + 1x = 42 + -38
1x = 42 + -38

Combine like terms: 42 + -38 = 4
1x = 4

Divide each side by '1'.
x = 4

Simplifying
x = 4

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