10(4+y)=20

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Solution for 10(4+y)=20 equation: 


Simplifying
10(4 + y) = 20
(4 * 10 + y * 10) = 20
(40 + 10y) = 20

Solving
40 + 10y = 20

Solving for variable 'y'.

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

Add '-40' to each side of the equation.
40 + -40 + 10y = 20 + -40

Combine like terms: 40 + -40 = 0
0 + 10y = 20 + -40
10y = 20 + -40

Combine like terms: 20 + -40 = -20
10y = -20

Divide each side by '10'.
y = -2

Simplifying
y = -2

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