25x^2+10x+1=9

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Solution for 25x^2+10x+1=9 equation:


Simplifying
25x2 + 10x + 1 = 9

Reorder the terms:
1 + 10x + 25x2 = 9

Solving
1 + 10x + 25x2 = 9

Solving for variable 'x'.

Reorder the terms:
1 + -9 + 10x + 25x2 = 9 + -9

Combine like terms: 1 + -9 = -8
-8 + 10x + 25x2 = 9 + -9

Combine like terms: 9 + -9 = 0
-8 + 10x + 25x2 = 0

Factor a trinomial.
(-4 + -5x)(2 + -5x) = 0

Subproblem 1

Set the factor '(-4 + -5x)' equal to zero and attempt to solve: Simplifying -4 + -5x = 0 Solving -4 + -5x = 0 Move all terms containing x to the left, all other terms to the right. Add '4' to each side of the equation. -4 + 4 + -5x = 0 + 4 Combine like terms: -4 + 4 = 0 0 + -5x = 0 + 4 -5x = 0 + 4 Combine like terms: 0 + 4 = 4 -5x = 4 Divide each side by '-5'. x = -0.8 Simplifying x = -0.8

Subproblem 2

Set the factor '(2 + -5x)' equal to zero and attempt to solve: Simplifying 2 + -5x = 0 Solving 2 + -5x = 0 Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -5x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -5x = 0 + -2 -5x = 0 + -2 Combine like terms: 0 + -2 = -2 -5x = -2 Divide each side by '-5'. x = 0.4 Simplifying x = 0.4

Solution

x = {-0.8, 0.4}

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