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

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


Simplifying
(7y + 4)(3y + 7u + -2) = 0

Reorder the terms:
(4 + 7y)(3y + 7u + -2) = 0

Reorder the terms:
(4 + 7y)(-2 + 7u + 3y) = 0

Multiply (4 + 7y) * (-2 + 7u + 3y)
(4(-2 + 7u + 3y) + 7y * (-2 + 7u + 3y)) = 0
((-2 * 4 + 7u * 4 + 3y * 4) + 7y * (-2 + 7u + 3y)) = 0
((-8 + 28u + 12y) + 7y * (-2 + 7u + 3y)) = 0
(-8 + 28u + 12y + (-2 * 7y + 7u * 7y + 3y * 7y)) = 0

Reorder the terms:
(-8 + 28u + 12y + (49uy + -14y + 21y2)) = 0
(-8 + 28u + 12y + (49uy + -14y + 21y2)) = 0

Reorder the terms:
(-8 + 28u + 49uy + 12y + -14y + 21y2) = 0

Combine like terms: 12y + -14y = -2y
(-8 + 28u + 49uy + -2y + 21y2) = 0

Solving
-8 + 28u + 49uy + -2y + 21y2 = 0

Solving for variable 'u'.

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

Add '8' to each side of the equation.
-8 + 28u + 49uy + -2y + 8 + 21y2 = 0 + 8

Reorder the terms:
-8 + 8 + 28u + 49uy + -2y + 21y2 = 0 + 8

Combine like terms: -8 + 8 = 0
0 + 28u + 49uy + -2y + 21y2 = 0 + 8
28u + 49uy + -2y + 21y2 = 0 + 8

Combine like terms: 0 + 8 = 8
28u + 49uy + -2y + 21y2 = 8

Add '2y' to each side of the equation.
28u + 49uy + -2y + 2y + 21y2 = 8 + 2y

Combine like terms: -2y + 2y = 0
28u + 49uy + 0 + 21y2 = 8 + 2y
28u + 49uy + 21y2 = 8 + 2y

Add '-21y2' to each side of the equation.
28u + 49uy + 21y2 + -21y2 = 8 + 2y + -21y2

Combine like terms: 21y2 + -21y2 = 0
28u + 49uy + 0 = 8 + 2y + -21y2
28u + 49uy = 8 + 2y + -21y2

Reorder the terms:
-8 + 28u + 49uy + -2y + 21y2 = 8 + 2y + -21y2 + -8 + -2y + 21y2

Reorder the terms:
-8 + 28u + 49uy + -2y + 21y2 = 8 + -8 + 2y + -2y + -21y2 + 21y2

Combine like terms: 8 + -8 = 0
-8 + 28u + 49uy + -2y + 21y2 = 0 + 2y + -2y + -21y2 + 21y2
-8 + 28u + 49uy + -2y + 21y2 = 2y + -2y + -21y2 + 21y2

Combine like terms: 2y + -2y = 0
-8 + 28u + 49uy + -2y + 21y2 = 0 + -21y2 + 21y2
-8 + 28u + 49uy + -2y + 21y2 = -21y2 + 21y2

Combine like terms: -21y2 + 21y2 = 0
-8 + 28u + 49uy + -2y + 21y2 = 0

The solution to this equation could not be determined.

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