4x+(3x+6)+12=-45

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Solution for 4x+(3x+6)+12=-45 equation:


Simplifying
4x + (3x + 6) + 12 = -45

Reorder the terms:
4x + (6 + 3x) + 12 = -45

Remove parenthesis around (6 + 3x)
4x + 6 + 3x + 12 = -45

Reorder the terms:
6 + 12 + 4x + 3x = -45

Combine like terms: 6 + 12 = 18
18 + 4x + 3x = -45

Combine like terms: 4x + 3x = 7x
18 + 7x = -45

Solving
18 + 7x = -45

Solving for variable 'x'.

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

Add '-18' to each side of the equation.
18 + -18 + 7x = -45 + -18

Combine like terms: 18 + -18 = 0
0 + 7x = -45 + -18
7x = -45 + -18

Combine like terms: -45 + -18 = -63
7x = -63

Divide each side by '7'.
x = -9

Simplifying
x = -9

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