10y-5(1+y)=3(2y-2)-21

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Solution for 10y-5(1+y)=3(2y-2)-21 equation:


Simplifying
10y + -5(1 + y) = 3(2y + -2) + -21
10y + (1 * -5 + y * -5) = 3(2y + -2) + -21
10y + (-5 + -5y) = 3(2y + -2) + -21

Reorder the terms:
-5 + 10y + -5y = 3(2y + -2) + -21

Combine like terms: 10y + -5y = 5y
-5 + 5y = 3(2y + -2) + -21

Reorder the terms:
-5 + 5y = 3(-2 + 2y) + -21
-5 + 5y = (-2 * 3 + 2y * 3) + -21
-5 + 5y = (-6 + 6y) + -21

Reorder the terms:
-5 + 5y = -6 + -21 + 6y

Combine like terms: -6 + -21 = -27
-5 + 5y = -27 + 6y

Solving
-5 + 5y = -27 + 6y

Solving for variable 'y'.

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

Add '-6y' to each side of the equation.
-5 + 5y + -6y = -27 + 6y + -6y

Combine like terms: 5y + -6y = -1y
-5 + -1y = -27 + 6y + -6y

Combine like terms: 6y + -6y = 0
-5 + -1y = -27 + 0
-5 + -1y = -27

Add '5' to each side of the equation.
-5 + 5 + -1y = -27 + 5

Combine like terms: -5 + 5 = 0
0 + -1y = -27 + 5
-1y = -27 + 5

Combine like terms: -27 + 5 = -22
-1y = -22

Divide each side by '-1'.
y = 22

Simplifying
y = 22

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