3y+2(y-4)=7y-4(y-10)

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Solution for 3y+2(y-4)=7y-4(y-10) equation:


Simplifying
3y + 2(y + -4) = 7y + -4(y + -10)

Reorder the terms:
3y + 2(-4 + y) = 7y + -4(y + -10)
3y + (-4 * 2 + y * 2) = 7y + -4(y + -10)
3y + (-8 + 2y) = 7y + -4(y + -10)

Reorder the terms:
-8 + 3y + 2y = 7y + -4(y + -10)

Combine like terms: 3y + 2y = 5y
-8 + 5y = 7y + -4(y + -10)

Reorder the terms:
-8 + 5y = 7y + -4(-10 + y)
-8 + 5y = 7y + (-10 * -4 + y * -4)
-8 + 5y = 7y + (40 + -4y)

Reorder the terms:
-8 + 5y = 40 + 7y + -4y

Combine like terms: 7y + -4y = 3y
-8 + 5y = 40 + 3y

Solving
-8 + 5y = 40 + 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.
-8 + 5y + -3y = 40 + 3y + -3y

Combine like terms: 5y + -3y = 2y
-8 + 2y = 40 + 3y + -3y

Combine like terms: 3y + -3y = 0
-8 + 2y = 40 + 0
-8 + 2y = 40

Add '8' to each side of the equation.
-8 + 8 + 2y = 40 + 8

Combine like terms: -8 + 8 = 0
0 + 2y = 40 + 8
2y = 40 + 8

Combine like terms: 40 + 8 = 48
2y = 48

Divide each side by '2'.
y = 24

Simplifying
y = 24

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