2.4-2.8(x+3)=-12.8

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Solution for 2.4-2.8(x+3)=-12.8 equation: 


Simplifying
2.4 + -2.8(x + 3) = -12.8

Reorder the terms:
2.4 + -2.8(3 + x) = -12.8
2.4 + (3 * -2.8 + x * -2.8) = -12.8
2.4 + (-8.4 + -2.8x) = -12.8

Combine like terms: 2.4 + -8.4 = -6
-6 + -2.8x = -12.8

Solving
-6 + -2.8x = -12.8

Solving for variable 'x'.

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

Add '6' to each side of the equation.
-6 + 6 + -2.8x = -12.8 + 6

Combine like terms: -6 + 6 = 0
0 + -2.8x = -12.8 + 6
-2.8x = -12.8 + 6

Combine like terms: -12.8 + 6 = -6.8
-2.8x = -6.8

Divide each side by '-2.8'.
x = 2.428571429

Simplifying
x = 2.428571429

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