7+5w=6w^2

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Solution for 7+5w=6w^2 equation:


Simplifying
7 + 5w = 6w2

Solving
7 + 5w = 6w2

Solving for variable 'w'.

Combine like terms: 6w2 + -6w2 = 0
7 + 5w + -6w2 = 0

Begin completing the square.  Divide all terms by
-6 the coefficient of the squared term: 

Divide each side by '-6'.
-1.166666667 + -0.8333333333w + w2 = 0

Move the constant term to the right:

Add '1.166666667' to each side of the equation.
-1.166666667 + -0.8333333333w + 1.166666667 + w2 = 0 + 1.166666667

Reorder the terms:
-1.166666667 + 1.166666667 + -0.8333333333w + w2 = 0 + 1.166666667

Combine like terms: -1.166666667 + 1.166666667 = 0.000000000
0.000000000 + -0.8333333333w + w2 = 0 + 1.166666667
-0.8333333333w + w2 = 0 + 1.166666667

Combine like terms: 0 + 1.166666667 = 1.166666667
-0.8333333333w + w2 = 1.166666667

The w term is -0.8333333333w.  Take half its coefficient (-0.4166666667).
Square it (0.1736111111) and add it to both sides.

Add '0.1736111111' to each side of the equation.
-0.8333333333w + 0.1736111111 + w2 = 1.166666667 + 0.1736111111

Reorder the terms:
0.1736111111 + -0.8333333333w + w2 = 1.166666667 + 0.1736111111

Combine like terms: 1.166666667 + 0.1736111111 = 1.3402777781
0.1736111111 + -0.8333333333w + w2 = 1.3402777781

Factor a perfect square on the left side:
(w + -0.4166666667)(w + -0.4166666667) = 1.3402777781

Calculate the square root of the right side: 1.157703666

Break this problem into two subproblems by setting 
(w + -0.4166666667) equal to 1.157703666 and -1.157703666.


Subproblem 1
w + -0.4166666667 = 1.157703666

Simplifying
w + -0.4166666667 = 1.157703666

Reorder the terms:
-0.4166666667 + w = 1.157703666

Solving
-0.4166666667 + w = 1.157703666

Solving for variable 'w'.

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

Add '0.4166666667' to each side of the equation.
-0.4166666667 + 0.4166666667 + w = 1.157703666 + 0.4166666667

Combine like terms: -0.4166666667 + 0.4166666667 = 0.0000000000
0.0000000000 + w = 1.157703666 + 0.4166666667
w = 1.157703666 + 0.4166666667

Combine like terms: 1.157703666 + 0.4166666667 = 1.5743703327
w = 1.5743703327

Simplifying
w = 1.5743703327


Subproblem 2
w + -0.4166666667 = -1.157703666

Simplifying
w + -0.4166666667 = -1.157703666

Reorder the terms:
-0.4166666667 + w = -1.157703666

Solving
-0.4166666667 + w = -1.157703666

Solving for variable 'w'.

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

Add '0.4166666667' to each side of the equation.
-0.4166666667 + 0.4166666667 + w = -1.157703666 + 0.4166666667

Combine like terms: -0.4166666667 + 0.4166666667 = 0.0000000000
0.0000000000 + w = -1.157703666 + 0.4166666667
w = -1.157703666 + 0.4166666667

Combine like terms: -1.157703666 + 0.4166666667 = -0.7410369993
w = -0.7410369993

Simplifying
w = -0.7410369993


Solution
The solution to the problem is based on the solutions
from the subproblems.
w = {1.5743703327, -0.7410369993}

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