10(5-4y)=20

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Solution for 10(5-4y)=20 equation: 


Simplifying
10(5 + -4y) = 20
(5 * 10 + -4y * 10) = 20
(50 + -40y) = 20

Solving
50 + -40y = 20

Solving for variable 'y'.

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

Add '-50' to each side of the equation.
50 + -50 + -40y = 20 + -50

Combine like terms: 50 + -50 = 0
0 + -40y = 20 + -50
-40y = 20 + -50

Combine like terms: 20 + -50 = -30
-40y = -30

Divide each side by '-40'.
y = 0.75

Simplifying
y = 0.75

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