(x+6)+(3x+3)=

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Solution for (x+6)+(3x+3)= equation:


Simplifying
(x + 6) + (3x + 3) = 0

Reorder the terms:
(6 + x) + (3x + 3) = 0

Remove parenthesis around (6 + x)
6 + x + (3x + 3) = 0

Reorder the terms:
6 + x + (3 + 3x) = 0

Remove parenthesis around (3 + 3x)
6 + x + 3 + 3x = 0

Reorder the terms:
6 + 3 + x + 3x = 0

Combine like terms: 6 + 3 = 9
9 + x + 3x = 0

Combine like terms: x + 3x = 4x
9 + 4x = 0

Solving
9 + 4x = 0

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + 4x = 0 + -9

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

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

Divide each side by '4'.
x = -2.25

Simplifying
x = -2.25

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