0.18(y-9)+0.06y=0.04y-0.07(30)

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Solution for 0.18(y-9)+0.06y=0.04y-0.07(30) equation:


Simplifying
0.18(y + -9) + 0.06y = 0.04y + -0.07(30)

Reorder the terms:
0.18(-9 + y) + 0.06y = 0.04y + -0.07(30)
(-9 * 0.18 + y * 0.18) + 0.06y = 0.04y + -0.07(30)
(-1.62 + 0.18y) + 0.06y = 0.04y + -0.07(30)

Combine like terms: 0.18y + 0.06y = 0.24y
-1.62 + 0.24y = 0.04y + -0.07(30)

Multiply -0.07 * 30
-1.62 + 0.24y = 0.04y + -2.1

Reorder the terms:
-1.62 + 0.24y = -2.1 + 0.04y

Solving
-1.62 + 0.24y = -2.1 + 0.04y

Solving for variable 'y'.

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

Add '-0.04y' to each side of the equation.
-1.62 + 0.24y + -0.04y = -2.1 + 0.04y + -0.04y

Combine like terms: 0.24y + -0.04y = 0.2y
-1.62 + 0.2y = -2.1 + 0.04y + -0.04y

Combine like terms: 0.04y + -0.04y = 0.00
-1.62 + 0.2y = -2.1 + 0.00
-1.62 + 0.2y = -2.1

Add '1.62' to each side of the equation.
-1.62 + 1.62 + 0.2y = -2.1 + 1.62

Combine like terms: -1.62 + 1.62 = 0.00
0.00 + 0.2y = -2.1 + 1.62
0.2y = -2.1 + 1.62

Combine like terms: -2.1 + 1.62 = -0.48
0.2y = -0.48

Divide each side by '0.2'.
y = -2.4

Simplifying
y = -2.4

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