0.8x-0.4x+3=-1

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Solution for 0.8x-0.4x+3=-1 equation: 


Simplifying
0.8x + -0.4x + 3 = -1

Reorder the terms:
3 + 0.8x + -0.4x = -1

Combine like terms: 0.8x + -0.4x = 0.4x
3 + 0.4x = -1

Solving
3 + 0.4x = -1

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + 0.4x = -1 + -3

Combine like terms: 3 + -3 = 0
0 + 0.4x = -1 + -3
0.4x = -1 + -3

Combine like terms: -1 + -3 = -4
0.4x = -4

Divide each side by '0.4'.
x = -10

Simplifying
x = -10

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