(w-7u+4)(7w-5)=

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Solution for (w-7u+4)(7w-5)= equation: 


Simplifying
(w + -7u + 4)(7w + -5) = 0

Reorder the terms:
(4 + -7u + w)(7w + -5) = 0

Reorder the terms:
(4 + -7u + w)(-5 + 7w) = 0

Multiply (4 + -7u + w) * (-5 + 7w)
(4(-5 + 7w) + -7u * (-5 + 7w) + w(-5 + 7w)) = 0
((-5 * 4 + 7w * 4) + -7u * (-5 + 7w) + w(-5 + 7w)) = 0
((-20 + 28w) + -7u * (-5 + 7w) + w(-5 + 7w)) = 0
(-20 + 28w + (-5 * -7u + 7w * -7u) + w(-5 + 7w)) = 0
(-20 + 28w + (35u + -49uw) + w(-5 + 7w)) = 0
(-20 + 28w + 35u + -49uw + (-5 * w + 7w * w)) = 0
(-20 + 28w + 35u + -49uw + (-5w + 7w2)) = 0

Reorder the terms:
(-20 + 35u + -49uw + 28w + -5w + 7w2) = 0

Combine like terms: 28w + -5w = 23w
(-20 + 35u + -49uw + 23w + 7w2) = 0

Solving
-20 + 35u + -49uw + 23w + 7w2 = 0

Solving for variable 'u'.

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

Add '20' to each side of the equation.
-20 + 35u + -49uw + 23w + 20 + 7w2 = 0 + 20

Reorder the terms:
-20 + 20 + 35u + -49uw + 23w + 7w2 = 0 + 20

Combine like terms: -20 + 20 = 0
0 + 35u + -49uw + 23w + 7w2 = 0 + 20
35u + -49uw + 23w + 7w2 = 0 + 20

Combine like terms: 0 + 20 = 20
35u + -49uw + 23w + 7w2 = 20

Add '-23w' to each side of the equation.
35u + -49uw + 23w + -23w + 7w2 = 20 + -23w

Combine like terms: 23w + -23w = 0
35u + -49uw + 0 + 7w2 = 20 + -23w
35u + -49uw + 7w2 = 20 + -23w

Add '-7w2' to each side of the equation.
35u + -49uw + 7w2 + -7w2 = 20 + -23w + -7w2

Combine like terms: 7w2 + -7w2 = 0
35u + -49uw + 0 = 20 + -23w + -7w2
35u + -49uw = 20 + -23w + -7w2

Reorder the terms:
-20 + 35u + -49uw + 23w + 7w2 = 20 + -23w + -7w2 + -20 + 23w + 7w2

Reorder the terms:
-20 + 35u + -49uw + 23w + 7w2 = 20 + -20 + -23w + 23w + -7w2 + 7w2

Combine like terms: 20 + -20 = 0
-20 + 35u + -49uw + 23w + 7w2 = 0 + -23w + 23w + -7w2 + 7w2
-20 + 35u + -49uw + 23w + 7w2 = -23w + 23w + -7w2 + 7w2

Combine like terms: -23w + 23w = 0
-20 + 35u + -49uw + 23w + 7w2 = 0 + -7w2 + 7w2
-20 + 35u + -49uw + 23w + 7w2 = -7w2 + 7w2

Combine like terms: -7w2 + 7w2 = 0
-20 + 35u + -49uw + 23w + 7w2 = 0

The solution to this equation could not be determined.

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