20-2(3x+4)+2(3-7x)=2(-x+5)-7x+9

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Solution for 20-2(3x+4)+2(3-7x)=2(-x+5)-7x+9 equation:


Simplifying
20 + -2(3x + 4) + 2(3 + -7x) = 2(-1x + 5) + -7x + 9

Reorder the terms:
20 + -2(4 + 3x) + 2(3 + -7x) = 2(-1x + 5) + -7x + 9
20 + (4 * -2 + 3x * -2) + 2(3 + -7x) = 2(-1x + 5) + -7x + 9
20 + (-8 + -6x) + 2(3 + -7x) = 2(-1x + 5) + -7x + 9
20 + -8 + -6x + (3 * 2 + -7x * 2) = 2(-1x + 5) + -7x + 9
20 + -8 + -6x + (6 + -14x) = 2(-1x + 5) + -7x + 9

Reorder the terms:
20 + -8 + 6 + -6x + -14x = 2(-1x + 5) + -7x + 9

Combine like terms: 20 + -8 = 12
12 + 6 + -6x + -14x = 2(-1x + 5) + -7x + 9

Combine like terms: 12 + 6 = 18
18 + -6x + -14x = 2(-1x + 5) + -7x + 9

Combine like terms: -6x + -14x = -20x
18 + -20x = 2(-1x + 5) + -7x + 9

Reorder the terms:
18 + -20x = 2(5 + -1x) + -7x + 9
18 + -20x = (5 * 2 + -1x * 2) + -7x + 9
18 + -20x = (10 + -2x) + -7x + 9

Reorder the terms:
18 + -20x = 10 + 9 + -2x + -7x

Combine like terms: 10 + 9 = 19
18 + -20x = 19 + -2x + -7x

Combine like terms: -2x + -7x = -9x
18 + -20x = 19 + -9x

Solving
18 + -20x = 19 + -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 + -20x + 9x = 19 + -9x + 9x

Combine like terms: -20x + 9x = -11x
18 + -11x = 19 + -9x + 9x

Combine like terms: -9x + 9x = 0
18 + -11x = 19 + 0
18 + -11x = 19

Add '-18' to each side of the equation.
18 + -18 + -11x = 19 + -18

Combine like terms: 18 + -18 = 0
0 + -11x = 19 + -18
-11x = 19 + -18

Combine like terms: 19 + -18 = 1
-11x = 1

Divide each side by '-11'.
x = -0.09090909091

Simplifying
x = -0.09090909091

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