10x+42=20-x

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Solution for 10x+42=20-x equation:


Simplifying
10x + 42 = 20 + -1x

Reorder the terms:
42 + 10x = 20 + -1x

Solving
42 + 10x = 20 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
42 + 10x + x = 20 + -1x + x

Combine like terms: 10x + x = 11x
42 + 11x = 20 + -1x + x

Combine like terms: -1x + x = 0
42 + 11x = 20 + 0
42 + 11x = 20

Add '-42' to each side of the equation.
42 + -42 + 11x = 20 + -42

Combine like terms: 42 + -42 = 0
0 + 11x = 20 + -42
11x = 20 + -42

Combine like terms: 20 + -42 = -22
11x = -22

Divide each side by '11'.
x = -2

Simplifying
x = -2

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