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

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


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

Reorder the terms:
4 + 3y + -1y = 2(y + -7)

Combine like terms: 3y + -1y = 2y
4 + 2y = 2(y + -7)

Reorder the terms:
4 + 2y = 2(-7 + y)
4 + 2y = (-7 * 2 + y * 2)
4 + 2y = (-14 + 2y)

Add '-2y' to each side of the equation.
4 + 2y + -2y = -14 + 2y + -2y

Combine like terms: 2y + -2y = 0
4 + 0 = -14 + 2y + -2y
4 = -14 + 2y + -2y

Combine like terms: 2y + -2y = 0
4 = -14 + 0
4 = -14

Solving
4 = -14

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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