(W+7)(w-3)=0

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Solution for (W+7)(w-3)=0 equation:


Simplifying
(W + 7)(w + -3) = 0

Reorder the terms:
(7 + W)(w + -3) = 0

Reorder the terms:
(7 + W)(-3 + w) = 0

Multiply (7 + W) * (-3 + w)
(7(-3 + w) + W(-3 + w)) = 0
((-3 * 7 + w * 7) + W(-3 + w)) = 0
((-21 + 7w) + W(-3 + w)) = 0
(-21 + 7w + (-3 * W + w * W)) = 0
(-21 + 7w + (-3W + wW)) = 0

Reorder the terms:
(-21 + -3W + 7w + wW) = 0
(-21 + -3W + 7w + wW) = 0

Solving
-21 + -3W + 7w + wW = 0

Solving for variable 'W'.

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

Add '21' to each side of the equation.
-21 + -3W + 7w + 21 + wW = 0 + 21

Reorder the terms:
-21 + 21 + -3W + 7w + wW = 0 + 21

Combine like terms: -21 + 21 = 0
0 + -3W + 7w + wW = 0 + 21
-3W + 7w + wW = 0 + 21

Combine like terms: 0 + 21 = 21
-3W + 7w + wW = 21

Add '-7w' to each side of the equation.
-3W + 7w + -7w + wW = 21 + -7w

Combine like terms: 7w + -7w = 0
-3W + 0 + wW = 21 + -7w
-3W + wW = 21 + -7w

Reorder the terms:
-21 + -3W + 7w + wW = 21 + -7w + -21 + 7w

Reorder the terms:
-21 + -3W + 7w + wW = 21 + -21 + -7w + 7w

Combine like terms: 21 + -21 = 0
-21 + -3W + 7w + wW = 0 + -7w + 7w
-21 + -3W + 7w + wW = -7w + 7w

Combine like terms: -7w + 7w = 0
-21 + -3W + 7w + wW = 0

The solution to this equation could not be determined.

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