(3x+12)+7x=

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Solution for (3x+12)+7x= equation:


Simplifying
(3x + 12) + 7x = 0

Reorder the terms:
(12 + 3x) + 7x = 0

Remove parenthesis around (12 + 3x)
12 + 3x + 7x = 0

Combine like terms: 3x + 7x = 10x
12 + 10x = 0

Solving
12 + 10x = 0

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + 10x = 0 + -12

Combine like terms: 12 + -12 = 0
0 + 10x = 0 + -12
10x = 0 + -12

Combine like terms: 0 + -12 = -12
10x = -12

Divide each side by '10'.
x = -1.2

Simplifying
x = -1.2

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