3(-x)+5x=x+9

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Solution for 3(-x)+5x=x+9 equation:


Simplifying
3(-1x) + 5x = x + 9

Remove parenthesis around (-1x)
3 * -1x + 5x = x + 9

Multiply 3 * -1
-3x + 5x = x + 9

Combine like terms: -3x + 5x = 2x
2x = x + 9

Reorder the terms:
2x = 9 + x

Solving
2x = 9 + 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.
2x + -1x = 9 + x + -1x

Combine like terms: 2x + -1x = 1x
1x = 9 + x + -1x

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

Divide each side by '1'.
x = 9

Simplifying
x = 9

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