18.4y-3.1=16.4y-16.9

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Solution for 18.4y-3.1=16.4y-16.9 equation:


Simplifying
18.4y + -3.1 = 16.4y + -16.9

Reorder the terms:
-3.1 + 18.4y = 16.4y + -16.9

Reorder the terms:
-3.1 + 18.4y = -16.9 + 16.4y

Solving
-3.1 + 18.4y = -16.9 + 16.4y

Solving for variable 'y'.

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

Add '-16.4y' to each side of the equation.
-3.1 + 18.4y + -16.4y = -16.9 + 16.4y + -16.4y

Combine like terms: 18.4y + -16.4y = 2y
-3.1 + 2y = -16.9 + 16.4y + -16.4y

Combine like terms: 16.4y + -16.4y = 0.0
-3.1 + 2y = -16.9 + 0.0
-3.1 + 2y = -16.9

Add '3.1' to each side of the equation.
-3.1 + 3.1 + 2y = -16.9 + 3.1

Combine like terms: -3.1 + 3.1 = 0.0
0.0 + 2y = -16.9 + 3.1
2y = -16.9 + 3.1

Combine like terms: -16.9 + 3.1 = -13.8
2y = -13.8

Divide each side by '2'.
y = -6.9

Simplifying
y = -6.9

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