X(w+y)=7

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Solution for X(w+y)=7 equation: 


Simplifying
X(w + y) = 7
(w * X + y * X) = 7
(wX + yX) = 7

Solving
wX + yX = 7

Solving for variable 'w'.

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

Add '-1yX' to each side of the equation.
wX + yX + -1yX = 7 + -1yX

Combine like terms: yX + -1yX = 0
wX + 0 = 7 + -1yX
wX = 7 + -1yX

Divide each side by 'X'.
w = 7X-1 + -1y

Simplifying
w = 7X-1 + -1y

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