2.1(3x-4.2)=77.1

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Solution for 2.1(3x-4.2)=77.1 equation: 


Simplifying
2.1(3x + -4.2) = 77.1

Reorder the terms:
2.1(-4.2 + 3x) = 77.1
(-4.2 * 2.1 + 3x * 2.1) = 77.1
(-8.82 + 6.3x) = 77.1

Solving
-8.82 + 6.3x = 77.1

Solving for variable 'x'.

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

Add '8.82' to each side of the equation.
-8.82 + 8.82 + 6.3x = 77.1 + 8.82

Combine like terms: -8.82 + 8.82 = 0.00
0.00 + 6.3x = 77.1 + 8.82
6.3x = 77.1 + 8.82

Combine like terms: 77.1 + 8.82 = 85.92
6.3x = 85.92

Divide each side by '6.3'.
x = 13.63809524

Simplifying
x = 13.63809524

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