9x-20(7x-2)+2=0

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Solution for 9x-20(7x-2)+2=0 equation:


Simplifying
9x + -20(7x + -2) + 2 = 0

Reorder the terms:
9x + -20(-2 + 7x) + 2 = 0
9x + (-2 * -20 + 7x * -20) + 2 = 0
9x + (40 + -140x) + 2 = 0

Reorder the terms:
40 + 2 + 9x + -140x = 0

Combine like terms: 40 + 2 = 42
42 + 9x + -140x = 0

Combine like terms: 9x + -140x = -131x
42 + -131x = 0

Solving
42 + -131x = 0

Solving for variable 'x'.

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

Add '-42' to each side of the equation.
42 + -42 + -131x = 0 + -42

Combine like terms: 42 + -42 = 0
0 + -131x = 0 + -42
-131x = 0 + -42

Combine like terms: 0 + -42 = -42
-131x = -42

Divide each side by '-131'.
x = 0.320610687

Simplifying
x = 0.320610687

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