.12(y-4)+.18y=.06y-.9

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Solution for .12(y-4)+.18y=.06y-.9 equation:


Simplifying
0.12(y + -4) + 0.18y = 0.06y + -0.9

Reorder the terms:
0.12(-4 + y) + 0.18y = 0.06y + -0.9
(-4 * 0.12 + y * 0.12) + 0.18y = 0.06y + -0.9
(-0.48 + 0.12y) + 0.18y = 0.06y + -0.9

Combine like terms: 0.12y + 0.18y = 0.3y
-0.48 + 0.3y = 0.06y + -0.9

Reorder the terms:
-0.48 + 0.3y = -0.9 + 0.06y

Solving
-0.48 + 0.3y = -0.9 + 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.
-0.48 + 0.3y + -0.06y = -0.9 + 0.06y + -0.06y

Combine like terms: 0.3y + -0.06y = 0.24y
-0.48 + 0.24y = -0.9 + 0.06y + -0.06y

Combine like terms: 0.06y + -0.06y = 0.00
-0.48 + 0.24y = -0.9 + 0.00
-0.48 + 0.24y = -0.9

Add '0.48' to each side of the equation.
-0.48 + 0.48 + 0.24y = -0.9 + 0.48

Combine like terms: -0.48 + 0.48 = 0.00
0.00 + 0.24y = -0.9 + 0.48
0.24y = -0.9 + 0.48

Combine like terms: -0.9 + 0.48 = -0.42
0.24y = -0.42

Divide each side by '0.24'.
y = -1.75

Simplifying
y = -1.75

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