(9x+10)+(4x-16)+x=642

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Solution for (9x+10)+(4x-16)+x=642 equation:


Simplifying
(9x + 10) + (4x + -16) + x = 642

Reorder the terms:
(10 + 9x) + (4x + -16) + x = 642

Remove parenthesis around (10 + 9x)
10 + 9x + (4x + -16) + x = 642

Reorder the terms:
10 + 9x + (-16 + 4x) + x = 642

Remove parenthesis around (-16 + 4x)
10 + 9x + -16 + 4x + x = 642

Reorder the terms:
10 + -16 + 9x + 4x + x = 642

Combine like terms: 10 + -16 = -6
-6 + 9x + 4x + x = 642

Combine like terms: 9x + 4x = 13x
-6 + 13x + x = 642

Combine like terms: 13x + x = 14x
-6 + 14x = 642

Solving
-6 + 14x = 642

Solving for variable 'x'.

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

Add '6' to each side of the equation.
-6 + 6 + 14x = 642 + 6

Combine like terms: -6 + 6 = 0
0 + 14x = 642 + 6
14x = 642 + 6

Combine like terms: 642 + 6 = 648
14x = 648

Divide each side by '14'.
x = 46.28571429

Simplifying
x = 46.28571429

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