0.8x+0.4=0.7x-0.5

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Solution for 0.8x+0.4=0.7x-0.5 equation: 


Simplifying
0.8x + 0.4 = 0.7x + -0.5

Reorder the terms:
0.4 + 0.8x = 0.7x + -0.5

Reorder the terms:
0.4 + 0.8x = -0.5 + 0.7x

Solving
0.4 + 0.8x = -0.5 + 0.7x

Solving for variable 'x'.

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

Add '-0.7x' to each side of the equation.
0.4 + 0.8x + -0.7x = -0.5 + 0.7x + -0.7x

Combine like terms: 0.8x + -0.7x = 0.1x
0.4 + 0.1x = -0.5 + 0.7x + -0.7x

Combine like terms: 0.7x + -0.7x = 0.0
0.4 + 0.1x = -0.5 + 0.0
0.4 + 0.1x = -0.5

Add '-0.4' to each side of the equation.
0.4 + -0.4 + 0.1x = -0.5 + -0.4

Combine like terms: 0.4 + -0.4 = 0.0
0.0 + 0.1x = -0.5 + -0.4
0.1x = -0.5 + -0.4

Combine like terms: -0.5 + -0.4 = -0.9
0.1x = -0.9

Divide each side by '0.1'.
x = -9

Simplifying
x = -9

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