10y-5(-y+1)=20y

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Solution for 10y-5(-y+1)=20y equation:


Simplifying
10y + -5(-1y + 1) = 20y

Reorder the terms:
10y + -5(1 + -1y) = 20y
10y + (1 * -5 + -1y * -5) = 20y
10y + (-5 + 5y) = 20y

Reorder the terms:
-5 + 10y + 5y = 20y

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

Solving
-5 + 15y = 20y

Solving for variable 'y'.

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

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

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

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

Add '5' to each side of the equation.
-5 + 5 + -5y = 0 + 5

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

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

Divide each side by '-5'.
y = -1

Simplifying
y = -1

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