9x^2+30x+25=36

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Solution for 9x^2+30x+25=36 equation:


Simplifying
9x2 + 30x + 25 = 36

Reorder the terms:
25 + 30x + 9x2 = 36

Solving
25 + 30x + 9x2 = 36

Solving for variable 'x'.

Reorder the terms:
25 + -36 + 30x + 9x2 = 36 + -36

Combine like terms: 25 + -36 = -11
-11 + 30x + 9x2 = 36 + -36

Combine like terms: 36 + -36 = 0
-11 + 30x + 9x2 = 0

Factor a trinomial.
(-11 + -3x)(1 + -3x) = 0

Subproblem 1

Set the factor '(-11 + -3x)' equal to zero and attempt to solve: Simplifying -11 + -3x = 0 Solving -11 + -3x = 0 Move all terms containing x to the left, all other terms to the right. Add '11' to each side of the equation. -11 + 11 + -3x = 0 + 11 Combine like terms: -11 + 11 = 0 0 + -3x = 0 + 11 -3x = 0 + 11 Combine like terms: 0 + 11 = 11 -3x = 11 Divide each side by '-3'. x = -3.666666667 Simplifying x = -3.666666667

Subproblem 2

Set the factor '(1 + -3x)' equal to zero and attempt to solve: Simplifying 1 + -3x = 0 Solving 1 + -3x = 0 Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -3x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -3x = 0 + -1 -3x = 0 + -1 Combine like terms: 0 + -1 = -1 -3x = -1 Divide each side by '-3'. x = 0.3333333333 Simplifying x = 0.3333333333

Solution

x = {-3.666666667, 0.3333333333}

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