42+3x+2(6x+3)=

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Solution for 42+3x+2(6x+3)= equation:


Simplifying
42 + 3x + 2(6x + 3) = 0

Reorder the terms:
42 + 3x + 2(3 + 6x) = 0
42 + 3x + (3 * 2 + 6x * 2) = 0
42 + 3x + (6 + 12x) = 0

Reorder the terms:
42 + 6 + 3x + 12x = 0

Combine like terms: 42 + 6 = 48
48 + 3x + 12x = 0

Combine like terms: 3x + 12x = 15x
48 + 15x = 0

Solving
48 + 15x = 0

Solving for variable 'x'.

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

Add '-48' to each side of the equation.
48 + -48 + 15x = 0 + -48

Combine like terms: 48 + -48 = 0
0 + 15x = 0 + -48
15x = 0 + -48

Combine like terms: 0 + -48 = -48
15x = -48

Divide each side by '15'.
x = -3.2

Simplifying
x = -3.2

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