0.66(12+y)=6-.25(9-y)

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Solution for 0.66(12+y)=6-.25(9-y) equation:


Simplifying
0.66(12 + y) = 6 + -0.25(9 + -1y)
(12 * 0.66 + y * 0.66) = 6 + -0.25(9 + -1y)
(7.92 + 0.66y) = 6 + -0.25(9 + -1y)
7.92 + 0.66y = 6 + (9 * -0.25 + -1y * -0.25)
7.92 + 0.66y = 6 + (-2.25 + 0.25y)

Combine like terms: 6 + -2.25 = 3.75
7.92 + 0.66y = 3.75 + 0.25y

Solving
7.92 + 0.66y = 3.75 + 0.25y

Solving for variable 'y'.

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

Add '-0.25y' to each side of the equation.
7.92 + 0.66y + -0.25y = 3.75 + 0.25y + -0.25y

Combine like terms: 0.66y + -0.25y = 0.41y
7.92 + 0.41y = 3.75 + 0.25y + -0.25y

Combine like terms: 0.25y + -0.25y = 0.00
7.92 + 0.41y = 3.75 + 0.00
7.92 + 0.41y = 3.75

Add '-7.92' to each side of the equation.
7.92 + -7.92 + 0.41y = 3.75 + -7.92

Combine like terms: 7.92 + -7.92 = 0.00
0.00 + 0.41y = 3.75 + -7.92
0.41y = 3.75 + -7.92

Combine like terms: 3.75 + -7.92 = -4.17
0.41y = -4.17

Divide each side by '0.41'.
y = -10.17073171

Simplifying
y = -10.17073171

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