3.4(3x+2.1)=3x

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Solution for 3.4(3x+2.1)=3x equation:


Simplifying
3.4(3x + 2.1) = 3x

Reorder the terms:
3.4(2.1 + 3x) = 3x
(2.1 * 3.4 + 3x * 3.4) = 3x
(7.14 + 10.2x) = 3x

Solving
7.14 + 10.2x = 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
7.14 + 10.2x + -3x = 3x + -3x

Combine like terms: 10.2x + -3x = 7.2x
7.14 + 7.2x = 3x + -3x

Combine like terms: 3x + -3x = 0
7.14 + 7.2x = 0

Add '-7.14' to each side of the equation.
7.14 + -7.14 + 7.2x = 0 + -7.14

Combine like terms: 7.14 + -7.14 = 0.00
0.00 + 7.2x = 0 + -7.14
7.2x = 0 + -7.14

Combine like terms: 0 + -7.14 = -7.14
7.2x = -7.14

Divide each side by '7.2'.
x = -0.9916666667

Simplifying
x = -0.9916666667

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