(8x-4)+x=42

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Solution for (8x-4)+x=42 equation:


Simplifying
(8x + -4) + x = 42

Reorder the terms:
(-4 + 8x) + x = 42

Remove parenthesis around (-4 + 8x)
-4 + 8x + x = 42

Combine like terms: 8x + x = 9x
-4 + 9x = 42

Solving
-4 + 9x = 42

Solving for variable 'x'.

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

Add '4' to each side of the equation.
-4 + 4 + 9x = 42 + 4

Combine like terms: -4 + 4 = 0
0 + 9x = 42 + 4
9x = 42 + 4

Combine like terms: 42 + 4 = 46
9x = 46

Divide each side by '9'.
x = 5.111111111

Simplifying
x = 5.111111111

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