0.42=7x-0.28

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Solution for 0.42=7x-0.28 equation:


Simplifying
0.42 = 7x + -0.28

Reorder the terms:
0.42 = -0.28 + 7x

Solving
0.42 = -0.28 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
0.42 + -7x = -0.28 + 7x + -7x

Combine like terms: 7x + -7x = 0
0.42 + -7x = -0.28 + 0
0.42 + -7x = -0.28

Add '-0.42' to each side of the equation.
0.42 + -0.42 + -7x = -0.28 + -0.42

Combine like terms: 0.42 + -0.42 = 0.00
0.00 + -7x = -0.28 + -0.42
-7x = -0.28 + -0.42

Combine like terms: -0.28 + -0.42 = -0.7
-7x = -0.7

Divide each side by '-7'.
x = 0.1

Simplifying
x = 0.1

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