5(1+y)=15(1-y)

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Solution for 5(1+y)=15(1-y) equation:


Simplifying
5(1 + y) = 15(1 + -1y)
(1 * 5 + y * 5) = 15(1 + -1y)
(5 + 5y) = 15(1 + -1y)
5 + 5y = (1 * 15 + -1y * 15)
5 + 5y = (15 + -15y)

Solving
5 + 5y = 15 + -15y

Solving for variable 'y'.

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

Add '15y' to each side of the equation.
5 + 5y + 15y = 15 + -15y + 15y

Combine like terms: 5y + 15y = 20y
5 + 20y = 15 + -15y + 15y

Combine like terms: -15y + 15y = 0
5 + 20y = 15 + 0
5 + 20y = 15

Add '-5' to each side of the equation.
5 + -5 + 20y = 15 + -5

Combine like terms: 5 + -5 = 0
0 + 20y = 15 + -5
20y = 15 + -5

Combine like terms: 15 + -5 = 10
20y = 10

Divide each side by '20'.
y = 0.5

Simplifying
y = 0.5

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