0.3y+0.4(25-y)=6.8

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Solution for 0.3y+0.4(25-y)=6.8 equation:


Simplifying
0.3y + 0.4(25 + -1y) = 6.8
0.3y + (25 * 0.4 + -1y * 0.4) = 6.8
0.3y + (10 + -0.4y) = 6.8

Reorder the terms:
10 + 0.3y + -0.4y = 6.8

Combine like terms: 0.3y + -0.4y = -0.1y
10 + -0.1y = 6.8

Solving
10 + -0.1y = 6.8

Solving for variable 'y'.

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

Add '-10' to each side of the equation.
10 + -10 + -0.1y = 6.8 + -10

Combine like terms: 10 + -10 = 0
0 + -0.1y = 6.8 + -10
-0.1y = 6.8 + -10

Combine like terms: 6.8 + -10 = -3.2
-0.1y = -3.2

Divide each side by '-0.1'.
y = 32

Simplifying
y = 32

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