2.1(1.1y+3.4)=6.72

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Solution for 2.1(1.1y+3.4)=6.72 equation: 


Simplifying
2.1(1.1y + 3.4) = 6.72

Reorder the terms:
2.1(3.4 + 1.1y) = 6.72
(3.4 * 2.1 + 1.1y * 2.1) = 6.72
(7.14 + 2.31y) = 6.72

Solving
7.14 + 2.31y = 6.72

Solving for variable 'y'.

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

Add '-7.14' to each side of the equation.
7.14 + -7.14 + 2.31y = 6.72 + -7.14

Combine like terms: 7.14 + -7.14 = 0.00
0.00 + 2.31y = 6.72 + -7.14
2.31y = 6.72 + -7.14

Combine like terms: 6.72 + -7.14 = -0.42
2.31y = -0.42

Divide each side by '2.31'.
y = -0.1818181818

Simplifying
y = -0.1818181818

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