0.6y-0.4y+7=3.4y-15.4

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Solution for 0.6y-0.4y+7=3.4y-15.4 equation:


Simplifying
0.6y + -0.4y + 7 = 3.4y + -15.4

Reorder the terms:
7 + 0.6y + -0.4y = 3.4y + -15.4

Combine like terms: 0.6y + -0.4y = 0.2y
7 + 0.2y = 3.4y + -15.4

Reorder the terms:
7 + 0.2y = -15.4 + 3.4y

Solving
7 + 0.2y = -15.4 + 3.4y

Solving for variable 'y'.

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

Add '-3.4y' to each side of the equation.
7 + 0.2y + -3.4y = -15.4 + 3.4y + -3.4y

Combine like terms: 0.2y + -3.4y = -3.2y
7 + -3.2y = -15.4 + 3.4y + -3.4y

Combine like terms: 3.4y + -3.4y = 0.0
7 + -3.2y = -15.4 + 0.0
7 + -3.2y = -15.4

Add '-7' to each side of the equation.
7 + -7 + -3.2y = -15.4 + -7

Combine like terms: 7 + -7 = 0
0 + -3.2y = -15.4 + -7
-3.2y = -15.4 + -7

Combine like terms: -15.4 + -7 = -22.4
-3.2y = -22.4

Divide each side by '-3.2'.
y = 7

Simplifying
y = 7

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