-6.9(3x+6)-2.5(2x-4)=

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Solution for -6.9(3x+6)-2.5(2x-4)= equation:


Simplifying
-6.9(3x + 6) + -2.5(2x + -4) = 0

Reorder the terms:
-6.9(6 + 3x) + -2.5(2x + -4) = 0
(6 * -6.9 + 3x * -6.9) + -2.5(2x + -4) = 0
(-41.4 + -20.7x) + -2.5(2x + -4) = 0

Reorder the terms:
-41.4 + -20.7x + -2.5(-4 + 2x) = 0
-41.4 + -20.7x + (-4 * -2.5 + 2x * -2.5) = 0
-41.4 + -20.7x + (10 + -5x) = 0

Reorder the terms:
-41.4 + 10 + -20.7x + -5x = 0

Combine like terms: -41.4 + 10 = -31.4
-31.4 + -20.7x + -5x = 0

Combine like terms: -20.7x + -5x = -25.7x
-31.4 + -25.7x = 0

Solving
-31.4 + -25.7x = 0

Solving for variable 'x'.

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

Add '31.4' to each side of the equation.
-31.4 + 31.4 + -25.7x = 0 + 31.4

Combine like terms: -31.4 + 31.4 = 0.0
0.0 + -25.7x = 0 + 31.4
-25.7x = 0 + 31.4

Combine like terms: 0 + 31.4 = 31.4
-25.7x = 31.4

Divide each side by '-25.7'.
x = -1.221789883

Simplifying
x = -1.221789883

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