10x+42=x-3

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Solution for 10x+42=x-3 equation:


Simplifying
10x + 42 = x + -3

Reorder the terms:
42 + 10x = x + -3

Reorder the terms:
42 + 10x = -3 + x

Solving
42 + 10x = -3 + 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.
42 + 10x + -1x = -3 + x + -1x

Combine like terms: 10x + -1x = 9x
42 + 9x = -3 + x + -1x

Combine like terms: x + -1x = 0
42 + 9x = -3 + 0
42 + 9x = -3

Add '-42' to each side of the equation.
42 + -42 + 9x = -3 + -42

Combine like terms: 42 + -42 = 0
0 + 9x = -3 + -42
9x = -3 + -42

Combine like terms: -3 + -42 = -45
9x = -45

Divide each side by '9'.
x = -5

Simplifying
x = -5

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