15=5(y-3)-8y

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Solution for 15=5(y-3)-8y equation:


Simplifying
15 = 5(y + -3) + -8y

Reorder the terms:
15 = 5(-3 + y) + -8y
15 = (-3 * 5 + y * 5) + -8y
15 = (-15 + 5y) + -8y

Combine like terms: 5y + -8y = -3y
15 = -15 + -3y

Solving
15 = -15 + -3y

Solving for variable 'y'.

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

Add '3y' to each side of the equation.
15 + 3y = -15 + -3y + 3y

Combine like terms: -3y + 3y = 0
15 + 3y = -15 + 0
15 + 3y = -15

Add '-15' to each side of the equation.
15 + -15 + 3y = -15 + -15

Combine like terms: 15 + -15 = 0
0 + 3y = -15 + -15
3y = -15 + -15

Combine like terms: -15 + -15 = -30
3y = -30

Divide each side by '3'.
y = -10

Simplifying
y = -10

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