(9x+7h)(9x+7h)=

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Solution for (9x+7h)(9x+7h)= equation: 


Simplifying
(9x + 7h)(9x + 7h) = 0

Reorder the terms:
(7h + 9x)(9x + 7h) = 0

Reorder the terms:
(7h + 9x)(7h + 9x) = 0

Multiply (7h + 9x) * (7h + 9x)
(7h * (7h + 9x) + 9x * (7h + 9x)) = 0
((7h * 7h + 9x * 7h) + 9x * (7h + 9x)) = 0

Reorder the terms:
((63hx + 49h2) + 9x * (7h + 9x)) = 0
((63hx + 49h2) + 9x * (7h + 9x)) = 0
(63hx + 49h2 + (7h * 9x + 9x * 9x)) = 0
(63hx + 49h2 + (63hx + 81x2)) = 0

Reorder the terms:
(63hx + 63hx + 49h2 + 81x2) = 0

Combine like terms: 63hx + 63hx = 126hx
(126hx + 49h2 + 81x2) = 0

Solving
126hx + 49h2 + 81x2 = 0

Solving for variable 'h'.

Factor a trinomial.
(7h + 9x)(7h + 9x) = 0


Subproblem 1
Set the factor '(7h + 9x)' equal to zero and attempt to solve:

Simplifying
7h + 9x = 0

Solving
7h + 9x = 0

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

Add '-9x' to each side of the equation.
7h + 9x + -9x = 0 + -9x

Combine like terms: 9x + -9x = 0
7h + 0 = 0 + -9x
7h = 0 + -9x
Remove the zero:
7h = -9x

Divide each side by '7'.
h = -1.285714286x

Simplifying
h = -1.285714286x

Subproblem 2
Set the factor '(7h + 9x)' equal to zero and attempt to solve:

Simplifying
7h + 9x = 0

Solving
7h + 9x = 0

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

Add '-9x' to each side of the equation.
7h + 9x + -9x = 0 + -9x

Combine like terms: 9x + -9x = 0
7h + 0 = 0 + -9x
7h = 0 + -9x
Remove the zero:
7h = -9x

Divide each side by '7'.
h = -1.285714286x

Simplifying
h = -1.285714286x
Solution
h = {-1.285714286x, -1.285714286x}

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