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

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


Simplifying
3y + 7 + -1(2 + -4y) = 2y
3y + 7 + (2 * -1 + -4y * -1) = 2y
3y + 7 + (-2 + 4y) = 2y

Reorder the terms:
7 + -2 + 3y + 4y = 2y

Combine like terms: 7 + -2 = 5
5 + 3y + 4y = 2y

Combine like terms: 3y + 4y = 7y
5 + 7y = 2y

Solving
5 + 7y = 2y

Solving for variable 'y'.

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

Add '-2y' to each side of the equation.
5 + 7y + -2y = 2y + -2y

Combine like terms: 7y + -2y = 5y
5 + 5y = 2y + -2y

Combine like terms: 2y + -2y = 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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