9x+3(x-1)=5-2(3x+1)+12

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Solution for 9x+3(x-1)=5-2(3x+1)+12 equation:


Simplifying
9x + 3(x + -1) = 5 + -2(3x + 1) + 12

Reorder the terms:
9x + 3(-1 + x) = 5 + -2(3x + 1) + 12
9x + (-1 * 3 + x * 3) = 5 + -2(3x + 1) + 12
9x + (-3 + 3x) = 5 + -2(3x + 1) + 12

Reorder the terms:
-3 + 9x + 3x = 5 + -2(3x + 1) + 12

Combine like terms: 9x + 3x = 12x
-3 + 12x = 5 + -2(3x + 1) + 12

Reorder the terms:
-3 + 12x = 5 + -2(1 + 3x) + 12
-3 + 12x = 5 + (1 * -2 + 3x * -2) + 12
-3 + 12x = 5 + (-2 + -6x) + 12

Reorder the terms:
-3 + 12x = 5 + -2 + 12 + -6x

Combine like terms: 5 + -2 = 3
-3 + 12x = 3 + 12 + -6x

Combine like terms: 3 + 12 = 15
-3 + 12x = 15 + -6x

Solving
-3 + 12x = 15 + -6x

Solving for variable 'x'.

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

Add '6x' to each side of the equation.
-3 + 12x + 6x = 15 + -6x + 6x

Combine like terms: 12x + 6x = 18x
-3 + 18x = 15 + -6x + 6x

Combine like terms: -6x + 6x = 0
-3 + 18x = 15 + 0
-3 + 18x = 15

Add '3' to each side of the equation.
-3 + 3 + 18x = 15 + 3

Combine like terms: -3 + 3 = 0
0 + 18x = 15 + 3
18x = 15 + 3

Combine like terms: 15 + 3 = 18
18x = 18

Divide each side by '18'.
x = 1

Simplifying
x = 1

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