4(x+3)-x+9=

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Solution for 4(x+3)-x+9= equation:


Simplifying
4(x + 3) + -1x + 9 = 0

Reorder the terms:
4(3 + x) + -1x + 9 = 0
(3 * 4 + x * 4) + -1x + 9 = 0
(12 + 4x) + -1x + 9 = 0

Reorder the terms:
12 + 9 + 4x + -1x = 0

Combine like terms: 12 + 9 = 21
21 + 4x + -1x = 0

Combine like terms: 4x + -1x = 3x
21 + 3x = 0

Solving
21 + 3x = 0

Solving for variable 'x'.

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

Add '-21' to each side of the equation.
21 + -21 + 3x = 0 + -21

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

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

Divide each side by '3'.
x = -7

Simplifying
x = -7

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