2-0.4x=30

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Solution for 2-0.4x=30 equation: 


Simplifying
2 + -0.4x = 30

Solving
2 + -0.4x = 30

Solving for variable 'x'.

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

Add '-2' to each side of the equation.
2 + -2 + -0.4x = 30 + -2

Combine like terms: 2 + -2 = 0
0 + -0.4x = 30 + -2
-0.4x = 30 + -2

Combine like terms: 30 + -2 = 28
-0.4x = 28

Divide each side by '-0.4'.
x = -70

Simplifying
x = -70

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