20-2y=4+0.5y

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Solution for 20-2y=4+0.5y equation: 


Simplifying
20 + -2y = 4 + 0.5y

Solving
20 + -2y = 4 + 0.5y

Solving for variable 'y'.

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

Add '-0.5y' to each side of the equation.
20 + -2y + -0.5y = 4 + 0.5y + -0.5y

Combine like terms: -2y + -0.5y = -2.5y
20 + -2.5y = 4 + 0.5y + -0.5y

Combine like terms: 0.5y + -0.5y = 0.0
20 + -2.5y = 4 + 0.0
20 + -2.5y = 4

Add '-20' to each side of the equation.
20 + -20 + -2.5y = 4 + -20

Combine like terms: 20 + -20 = 0
0 + -2.5y = 4 + -20
-2.5y = 4 + -20

Combine like terms: 4 + -20 = -16
-2.5y = -16

Divide each side by '-2.5'.
y = 6.4

Simplifying
y = 6.4

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