4x-2(5x-7)=-40

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Solution for 4x-2(5x-7)=-40 equation:


Simplifying
4x + -2(5x + -7) = -40

Reorder the terms:
4x + -2(-7 + 5x) = -40
4x + (-7 * -2 + 5x * -2) = -40
4x + (14 + -10x) = -40

Reorder the terms:
14 + 4x + -10x = -40

Combine like terms: 4x + -10x = -6x
14 + -6x = -40

Solving
14 + -6x = -40

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 = -40 + -14

Combine like terms: 14 + -14 = 0
0 + -6x = -40 + -14
-6x = -40 + -14

Combine like terms: -40 + -14 = -54
-6x = -54

Divide each side by '-6'.
x = 9

Simplifying
x = 9

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