0.18(y-5)+0.20y=0.4y-1

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Solution for 0.18(y-5)+0.20y=0.4y-1 equation:


Simplifying
0.18(y + -5) + 0.20y = 0.4y + -1

Reorder the terms:
0.18(-5 + y) + 0.20y = 0.4y + -1
(-5 * 0.18 + y * 0.18) + 0.20y = 0.4y + -1
(-0.9 + 0.18y) + 0.20y = 0.4y + -1

Combine like terms: 0.18y + 0.20y = 0.38y
-0.9 + 0.38y = 0.4y + -1

Reorder the terms:
-0.9 + 0.38y = -1 + 0.4y

Solving
-0.9 + 0.38y = -1 + 0.4y

Solving for variable 'y'.

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

Add '-0.4y' to each side of the equation.
-0.9 + 0.38y + -0.4y = -1 + 0.4y + -0.4y

Combine like terms: 0.38y + -0.4y = -0.02y
-0.9 + -0.02y = -1 + 0.4y + -0.4y

Combine like terms: 0.4y + -0.4y = 0.0
-0.9 + -0.02y = -1 + 0.0
-0.9 + -0.02y = -1

Add '0.9' to each side of the equation.
-0.9 + 0.9 + -0.02y = -1 + 0.9

Combine like terms: -0.9 + 0.9 = 0.0
0.0 + -0.02y = -1 + 0.9
-0.02y = -1 + 0.9

Combine like terms: -1 + 0.9 = -0.1
-0.02y = -0.1

Divide each side by '-0.02'.
y = 5

Simplifying
y = 5

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