0.10(y-9)+0.08y=0.06y-0.07(30)

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Solution for 0.10(y-9)+0.08y=0.06y-0.07(30) equation: 


Simplifying
0.10(y + -9) + 0.08y = 0.06y + -0.07(30)

Reorder the terms:
0.10(-9 + y) + 0.08y = 0.06y + -0.07(30)
(-9 * 0.10 + y * 0.10) + 0.08y = 0.06y + -0.07(30)
(-0.9 + 0.10y) + 0.08y = 0.06y + -0.07(30)

Combine like terms: 0.10y + 0.08y = 0.18y
-0.9 + 0.18y = 0.06y + -0.07(30)

Multiply -0.07 * 30
-0.9 + 0.18y = 0.06y + -2.1

Reorder the terms:
-0.9 + 0.18y = -2.1 + 0.06y

Solving
-0.9 + 0.18y = -2.1 + 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.
-0.9 + 0.18y + -0.06y = -2.1 + 0.06y + -0.06y

Combine like terms: 0.18y + -0.06y = 0.12y
-0.9 + 0.12y = -2.1 + 0.06y + -0.06y

Combine like terms: 0.06y + -0.06y = 0.00
-0.9 + 0.12y = -2.1 + 0.00
-0.9 + 0.12y = -2.1

Add '0.9' to each side of the equation.
-0.9 + 0.9 + 0.12y = -2.1 + 0.9

Combine like terms: -0.9 + 0.9 = 0.0
0.0 + 0.12y = -2.1 + 0.9
0.12y = -2.1 + 0.9

Combine like terms: -2.1 + 0.9 = -1.2
0.12y = -1.2

Divide each side by '0.12'.
y = -10

Simplifying
y = -10

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