0.42=0.7(x-.1)

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Solution for 0.42=0.7(x-.1) equation: 


Simplifying
0.42 = 0.7(x + -0.1)

Reorder the terms:
0.42 = 0.7(-0.1 + x)
0.42 = (-0.1 * 0.7 + x * 0.7)
0.42 = (-0.07 + 0.7x)

Solving
0.42 = -0.07 + 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.
0.42 + -0.7x = -0.07 + 0.7x + -0.7x

Combine like terms: 0.7x + -0.7x = 0.0
0.42 + -0.7x = -0.07 + 0.0
0.42 + -0.7x = -0.07

Add '-0.42' to each side of the equation.
0.42 + -0.42 + -0.7x = -0.07 + -0.42

Combine like terms: 0.42 + -0.42 = 0.00
0.00 + -0.7x = -0.07 + -0.42
-0.7x = -0.07 + -0.42

Combine like terms: -0.07 + -0.42 = -0.49
-0.7x = -0.49

Divide each side by '-0.7'.
x = 0.7

Simplifying
x = 0.7

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