0.4(x-4.2)=5.16

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Solution for 0.4(x-4.2)=5.16 equation:


Simplifying
0.4(x + -4.2) = 5.16

Reorder the terms:
0.4(-4.2 + x) = 5.16
(-4.2 * 0.4 + x * 0.4) = 5.16
(-1.68 + 0.4x) = 5.16

Solving
-1.68 + 0.4x = 5.16

Solving for variable 'x'.

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

Add '1.68' to each side of the equation.
-1.68 + 1.68 + 0.4x = 5.16 + 1.68

Combine like terms: -1.68 + 1.68 = 0.00
0.00 + 0.4x = 5.16 + 1.68
0.4x = 5.16 + 1.68

Combine like terms: 5.16 + 1.68 = 6.84
0.4x = 6.84

Divide each side by '0.4'.
x = 17.1

Simplifying
x = 17.1

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