(5x+9)(5x+9)=

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Solution for (5x+9)(5x+9)= equation:


Simplifying
(5x + 9)(5x + 9) = 0

Reorder the terms:
(9 + 5x)(5x + 9) = 0

Reorder the terms:
(9 + 5x)(9 + 5x) = 0

Multiply (9 + 5x) * (9 + 5x)
(9(9 + 5x) + 5x * (9 + 5x)) = 0
((9 * 9 + 5x * 9) + 5x * (9 + 5x)) = 0
((81 + 45x) + 5x * (9 + 5x)) = 0
(81 + 45x + (9 * 5x + 5x * 5x)) = 0
(81 + 45x + (45x + 25x2)) = 0

Combine like terms: 45x + 45x = 90x
(81 + 90x + 25x2) = 0

Solving
81 + 90x + 25x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(9 + 5x)(9 + 5x) = 0

Subproblem 1

Set the factor '(9 + 5x)' equal to zero and attempt to solve: Simplifying 9 + 5x = 0 Solving 9 + 5x = 0 Move all terms containing x to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + 5x = 0 + -9 Combine like terms: 9 + -9 = 0 0 + 5x = 0 + -9 5x = 0 + -9 Combine like terms: 0 + -9 = -9 5x = -9 Divide each side by '5'. x = -1.8 Simplifying x = -1.8

Subproblem 2

Set the factor '(9 + 5x)' equal to zero and attempt to solve: Simplifying 9 + 5x = 0 Solving 9 + 5x = 0 Move all terms containing x to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + 5x = 0 + -9 Combine like terms: 9 + -9 = 0 0 + 5x = 0 + -9 5x = 0 + -9 Combine like terms: 0 + -9 = -9 5x = -9 Divide each side by '5'. x = -1.8 Simplifying x = -1.8

Solution

x = {-1.8, -1.8}

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