.4x-2.1=.07

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Solution for .4x-2.1=.07 equation:


Simplifying
0.4x + -2.1 = 0.07

Reorder the terms:
-2.1 + 0.4x = 0.07

Solving
-2.1 + 0.4x = 0.07

Solving for variable 'x'.

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

Add '2.1' to each side of the equation.
-2.1 + 2.1 + 0.4x = 0.07 + 2.1

Combine like terms: -2.1 + 2.1 = 0.0
0.0 + 0.4x = 0.07 + 2.1
0.4x = 0.07 + 2.1

Combine like terms: 0.07 + 2.1 = 2.17
0.4x = 2.17

Divide each side by '0.4'.
x = 5.425

Simplifying
x = 5.425

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