4(3x-1)+2(9x+1)=18

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Solution for 4(3x-1)+2(9x+1)=18 equation: 


Simplifying
4(3x + -1) + 2(9x + 1) = 18

Reorder the terms:
4(-1 + 3x) + 2(9x + 1) = 18
(-1 * 4 + 3x * 4) + 2(9x + 1) = 18
(-4 + 12x) + 2(9x + 1) = 18

Reorder the terms:
-4 + 12x + 2(1 + 9x) = 18
-4 + 12x + (1 * 2 + 9x * 2) = 18
-4 + 12x + (2 + 18x) = 18

Reorder the terms:
-4 + 2 + 12x + 18x = 18

Combine like terms: -4 + 2 = -2
-2 + 12x + 18x = 18

Combine like terms: 12x + 18x = 30x
-2 + 30x = 18

Solving
-2 + 30x = 18

Solving for variable 'x'.

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

Add '2' to each side of the equation.
-2 + 2 + 30x = 18 + 2

Combine like terms: -2 + 2 = 0
0 + 30x = 18 + 2
30x = 18 + 2

Combine like terms: 18 + 2 = 20
30x = 20

Divide each side by '30'.
x = 0.6666666667

Simplifying
x = 0.6666666667

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