.10(y-9)+.20y=.18y-.01(60)

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Solution for .10(y-9)+.20y=.18y-.01(60) equation:


Simplifying
0.10(y + -9) + 0.20y = 0.18y + -0.01(60)

Reorder the terms:
0.10(-9 + y) + 0.20y = 0.18y + -0.01(60)
(-9 * 0.10 + y * 0.10) + 0.20y = 0.18y + -0.01(60)
(-0.9 + 0.10y) + 0.20y = 0.18y + -0.01(60)

Combine like terms: 0.10y + 0.20y = 0.3y
-0.9 + 0.3y = 0.18y + -0.01(60)

Multiply -0.01 * 60
-0.9 + 0.3y = 0.18y + -0.6

Reorder the terms:
-0.9 + 0.3y = -0.6 + 0.18y

Solving
-0.9 + 0.3y = -0.6 + 0.18y

Solving for variable 'y'.

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

Add '-0.18y' to each side of the equation.
-0.9 + 0.3y + -0.18y = -0.6 + 0.18y + -0.18y

Combine like terms: 0.3y + -0.18y = 0.12y
-0.9 + 0.12y = -0.6 + 0.18y + -0.18y

Combine like terms: 0.18y + -0.18y = 0.00
-0.9 + 0.12y = -0.6 + 0.00
-0.9 + 0.12y = -0.6

Add '0.9' to each side of the equation.
-0.9 + 0.9 + 0.12y = -0.6 + 0.9

Combine like terms: -0.9 + 0.9 = 0.0
0.0 + 0.12y = -0.6 + 0.9
0.12y = -0.6 + 0.9

Combine like terms: -0.6 + 0.9 = 0.3
0.12y = 0.3

Divide each side by '0.12'.
y = 2.5

Simplifying
y = 2.5

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