5(9-3y)=5y-15

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Solution for 5(9-3y)=5y-15 equation:


Simplifying
5(9 + -3y) = 5y + -15
(9 * 5 + -3y * 5) = 5y + -15
(45 + -15y) = 5y + -15

Reorder the terms:
45 + -15y = -15 + 5y

Solving
45 + -15y = -15 + 5y

Solving for variable 'y'.

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

Add '-5y' to each side of the equation.
45 + -15y + -5y = -15 + 5y + -5y

Combine like terms: -15y + -5y = -20y
45 + -20y = -15 + 5y + -5y

Combine like terms: 5y + -5y = 0
45 + -20y = -15 + 0
45 + -20y = -15

Add '-45' to each side of the equation.
45 + -45 + -20y = -15 + -45

Combine like terms: 45 + -45 = 0
0 + -20y = -15 + -45
-20y = -15 + -45

Combine like terms: -15 + -45 = -60
-20y = -60

Divide each side by '-20'.
y = 3

Simplifying
y = 3

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