-2.1(-3.2x-4)+1.2(2x-5)=

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Solution for -2.1(-3.2x-4)+1.2(2x-5)= equation: 


Simplifying
-2.1(-3.2x + -4) + 1.2(2x + -5) = 0

Reorder the terms:
-2.1(-4 + -3.2x) + 1.2(2x + -5) = 0
(-4 * -2.1 + -3.2x * -2.1) + 1.2(2x + -5) = 0
(8.4 + 6.72x) + 1.2(2x + -5) = 0

Reorder the terms:
8.4 + 6.72x + 1.2(-5 + 2x) = 0
8.4 + 6.72x + (-5 * 1.2 + 2x * 1.2) = 0
8.4 + 6.72x + (-6 + 2.4x) = 0

Reorder the terms:
8.4 + -6 + 6.72x + 2.4x = 0

Combine like terms: 8.4 + -6 = 2.4
2.4 + 6.72x + 2.4x = 0

Combine like terms: 6.72x + 2.4x = 9.12x
2.4 + 9.12x = 0

Solving
2.4 + 9.12x = 0

Solving for variable 'x'.

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

Add '-2.4' to each side of the equation.
2.4 + -2.4 + 9.12x = 0 + -2.4

Combine like terms: 2.4 + -2.4 = 0.0
0.0 + 9.12x = 0 + -2.4
9.12x = 0 + -2.4

Combine like terms: 0 + -2.4 = -2.4
9.12x = -2.4

Divide each side by '9.12'.
x = -0.2631578947

Simplifying
x = -0.2631578947

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