0.4=8-2.5x

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Solution for 0.4=8-2.5x equation:


Simplifying
0.4 = 8 + -2.5x

Solving
0.4 = 8 + -2.5x

Solving for variable 'x'.

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

Add '2.5x' to each side of the equation.
0.4 + 2.5x = 8 + -2.5x + 2.5x

Combine like terms: -2.5x + 2.5x = 0.0
0.4 + 2.5x = 8 + 0.0
0.4 + 2.5x = 8

Add '-0.4' to each side of the equation.
0.4 + -0.4 + 2.5x = 8 + -0.4

Combine like terms: 0.4 + -0.4 = 0.0
0.0 + 2.5x = 8 + -0.4
2.5x = 8 + -0.4

Combine like terms: 8 + -0.4 = 7.6
2.5x = 7.6

Divide each side by '2.5'.
x = 3.04

Simplifying
x = 3.04

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