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

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


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

Reorder the terms:
3(7 + y) = 3(y + -4)
(7 * 3 + y * 3) = 3(y + -4)
(21 + 3y) = 3(y + -4)

Reorder the terms:
21 + 3y = 3(-4 + y)
21 + 3y = (-4 * 3 + y * 3)
21 + 3y = (-12 + 3y)

Add '-3y' to each side of the equation.
21 + 3y + -3y = -12 + 3y + -3y

Combine like terms: 3y + -3y = 0
21 + 0 = -12 + 3y + -3y
21 = -12 + 3y + -3y

Combine like terms: 3y + -3y = 0
21 = -12 + 0
21 = -12

Solving
21 = -12

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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