3(x-6)+12(x+15)=

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Solution for 3(x-6)+12(x+15)= equation:


Simplifying
3(x + -6) + 12(x + 15) = 0

Reorder the terms:
3(-6 + x) + 12(x + 15) = 0
(-6 * 3 + x * 3) + 12(x + 15) = 0
(-18 + 3x) + 12(x + 15) = 0

Reorder the terms:
-18 + 3x + 12(15 + x) = 0
-18 + 3x + (15 * 12 + x * 12) = 0
-18 + 3x + (180 + 12x) = 0

Reorder the terms:
-18 + 180 + 3x + 12x = 0

Combine like terms: -18 + 180 = 162
162 + 3x + 12x = 0

Combine like terms: 3x + 12x = 15x
162 + 15x = 0

Solving
162 + 15x = 0

Solving for variable 'x'.

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

Add '-162' to each side of the equation.
162 + -162 + 15x = 0 + -162

Combine like terms: 162 + -162 = 0
0 + 15x = 0 + -162
15x = 0 + -162

Combine like terms: 0 + -162 = -162
15x = -162

Divide each side by '15'.
x = -10.8

Simplifying
x = -10.8

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