10x^2+9x=9

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


Simplifying
10x2 + 9x = 9

Reorder the terms:
9x + 10x2 = 9

Solving
9x + 10x2 = 9

Solving for variable 'x'.

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

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

Factor a trinomial.
(-3 + -2x)(3 + -5x) = 0

Subproblem 1

Set the factor '(-3 + -2x)' equal to zero and attempt to solve: Simplifying -3 + -2x = 0 Solving -3 + -2x = 0 Move all terms containing x to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + -2x = 0 + 3 Combine like terms: -3 + 3 = 0 0 + -2x = 0 + 3 -2x = 0 + 3 Combine like terms: 0 + 3 = 3 -2x = 3 Divide each side by '-2'. x = -1.5 Simplifying x = -1.5

Subproblem 2

Set the factor '(3 + -5x)' equal to zero and attempt to solve: Simplifying 3 + -5x = 0 Solving 3 + -5x = 0 Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + -5x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -5x = 0 + -3 -5x = 0 + -3 Combine like terms: 0 + -3 = -3 -5x = -3 Divide each side by '-5'. x = 0.6 Simplifying x = 0.6

Solution

x = {-1.5, 0.6}

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