-2(4x)-5x=21

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Solution for -2(4x)-5x=21 equation: 


Simplifying
-2(4x) + -5x = 21

Remove parenthesis around (4x)
-2 * 4x + -5x = 21

Multiply -2 * 4
-8x + -5x = 21

Combine like terms: -8x + -5x = -13x
-13x = 21

Solving
-13x = 21

Solving for variable 'x'.

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

Divide each side by '-13'.
x = -1.615384615

Simplifying
x = -1.615384615

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