0.12(y-9)+0.06y=0.05(20)

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Solution for 0.12(y-9)+0.06y=0.05(20) equation: 


Simplifying
0.12(y + -9) + 0.06y = 0.05(20)

Reorder the terms:
0.12(-9 + y) + 0.06y = 0.05(20)
(-9 * 0.12 + y * 0.12) + 0.06y = 0.05(20)
(-1.08 + 0.12y) + 0.06y = 0.05(20)

Combine like terms: 0.12y + 0.06y = 0.18y
-1.08 + 0.18y = 0.05(20)

Multiply 0.05 * 20
-1.08 + 0.18y = 1

Solving
-1.08 + 0.18y = 1

Solving for variable 'y'.

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

Add '1.08' to each side of the equation.
-1.08 + 1.08 + 0.18y = 1 + 1.08

Combine like terms: -1.08 + 1.08 = 0.00
0.00 + 0.18y = 1 + 1.08
0.18y = 1 + 1.08

Combine like terms: 1 + 1.08 = 2.08
0.18y = 2.08

Divide each side by '0.18'.
y = 11.55555556

Simplifying
y = 11.55555556

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