0.20(y-9)+0.18y=0.06y-0.03(20)

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Solution for 0.20(y-9)+0.18y=0.06y-0.03(20) equation:


Simplifying
0.20(y + -9) + 0.18y = 0.06y + -0.03(20)

Reorder the terms:
0.20(-9 + y) + 0.18y = 0.06y + -0.03(20)
(-9 * 0.20 + y * 0.20) + 0.18y = 0.06y + -0.03(20)
(-1.8 + 0.20y) + 0.18y = 0.06y + -0.03(20)

Combine like terms: 0.20y + 0.18y = 0.38y
-1.8 + 0.38y = 0.06y + -0.03(20)

Multiply -0.03 * 20
-1.8 + 0.38y = 0.06y + -0.6

Reorder the terms:
-1.8 + 0.38y = -0.6 + 0.06y

Solving
-1.8 + 0.38y = -0.6 + 0.06y

Solving for variable 'y'.

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

Add '-0.06y' to each side of the equation.
-1.8 + 0.38y + -0.06y = -0.6 + 0.06y + -0.06y

Combine like terms: 0.38y + -0.06y = 0.32y
-1.8 + 0.32y = -0.6 + 0.06y + -0.06y

Combine like terms: 0.06y + -0.06y = 0.00
-1.8 + 0.32y = -0.6 + 0.00
-1.8 + 0.32y = -0.6

Add '1.8' to each side of the equation.
-1.8 + 1.8 + 0.32y = -0.6 + 1.8

Combine like terms: -1.8 + 1.8 = 0.0
0.0 + 0.32y = -0.6 + 1.8
0.32y = -0.6 + 1.8

Combine like terms: -0.6 + 1.8 = 1.2
0.32y = 1.2

Divide each side by '0.32'.
y = 3.75

Simplifying
y = 3.75

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