2(7-X)+-4X=20

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Solution for 2(7-X)+-4X=20 equation:


Simplifying
2(7 + -1X) + -4X = 20
(7 * 2 + -1X * 2) + -4X = 20
(14 + -2X) + -4X = 20

Combine like terms: -2X + -4X = -6X
14 + -6X = 20

Solving
14 + -6X = 20

Solving for variable 'X'.

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

Add '-14' to each side of the equation.
14 + -14 + -6X = 20 + -14

Combine like terms: 14 + -14 = 0
0 + -6X = 20 + -14
-6X = 20 + -14

Combine like terms: 20 + -14 = 6
-6X = 6

Divide each side by '-6'.
X = -1

Simplifying
X = -1

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