9[x-(2-x)-2x]=9(4-x)

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Solution for 9[x-(2-x)-2x]=9(4-x) equation:


Simplifying
9[x + -1(2 + -1x) + -2x] = 9(4 + -1x)
9[x + (2 * -1 + -1x * -1) + -2x] = 9(4 + -1x)
9[x + (-2 + 1x) + -2x] = 9(4 + -1x)

Reorder the terms:
9[-2 + x + 1x + -2x] = 9(4 + -1x)

Combine like terms: x + 1x = 2x
9[-2 + 2x + -2x] = 9(4 + -1x)

Combine like terms: 2x + -2x = 0
9[-2 + 0] = 9(4 + -1x)
9[-2] = 9(4 + -1x)

Multiply 9 * -2
-18 = 9(4 + -1x)
-18 = (4 * 9 + -1x * 9)
-18 = (36 + -9x)

Solving
-18 = 36 + -9x

Solving for variable 'x'.

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

Add '9x' to each side of the equation.
-18 + 9x = 36 + -9x + 9x

Combine like terms: -9x + 9x = 0
-18 + 9x = 36 + 0
-18 + 9x = 36

Add '18' to each side of the equation.
-18 + 18 + 9x = 36 + 18

Combine like terms: -18 + 18 = 0
0 + 9x = 36 + 18
9x = 36 + 18

Combine like terms: 36 + 18 = 54
9x = 54

Divide each side by '9'.
x = 6

Simplifying
x = 6

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