3(x+7)-6x=3(x+9)

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Solution for 3(x+7)-6x=3(x+9) equation:


Simplifying
3(x + 7) + -6x = 3(x + 9)

Reorder the terms:
3(7 + x) + -6x = 3(x + 9)
(7 * 3 + x * 3) + -6x = 3(x + 9)
(21 + 3x) + -6x = 3(x + 9)

Combine like terms: 3x + -6x = -3x
21 + -3x = 3(x + 9)

Reorder the terms:
21 + -3x = 3(9 + x)
21 + -3x = (9 * 3 + x * 3)
21 + -3x = (27 + 3x)

Solving
21 + -3x = 27 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
21 + -3x + -3x = 27 + 3x + -3x

Combine like terms: -3x + -3x = -6x
21 + -6x = 27 + 3x + -3x

Combine like terms: 3x + -3x = 0
21 + -6x = 27 + 0
21 + -6x = 27

Add '-21' to each side of the equation.
21 + -21 + -6x = 27 + -21

Combine like terms: 21 + -21 = 0
0 + -6x = 27 + -21
-6x = 27 + -21

Combine like terms: 27 + -21 = 6
-6x = 6

Divide each side by '-6'.
x = -1

Simplifying
x = -1

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