0.2y+0.8(17-y)=6.4

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Solution for 0.2y+0.8(17-y)=6.4 equation:


Simplifying
0.2y + 0.8(17 + -1y) = 6.4
0.2y + (17 * 0.8 + -1y * 0.8) = 6.4
0.2y + (13.6 + -0.8y) = 6.4

Reorder the terms:
13.6 + 0.2y + -0.8y = 6.4

Combine like terms: 0.2y + -0.8y = -0.6y
13.6 + -0.6y = 6.4

Solving
13.6 + -0.6y = 6.4

Solving for variable 'y'.

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

Add '-13.6' to each side of the equation.
13.6 + -13.6 + -0.6y = 6.4 + -13.6

Combine like terms: 13.6 + -13.6 = 0.0
0.0 + -0.6y = 6.4 + -13.6
-0.6y = 6.4 + -13.6

Combine like terms: 6.4 + -13.6 = -7.2
-0.6y = -7.2

Divide each side by '-0.6'.
y = 12

Simplifying
y = 12

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