(9x-1)(8x+3)=0

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Solution for (9x-1)(8x+3)=0 equation:


Simplifying
(9x + -1)(8x + 3) = 0

Reorder the terms:
(-1 + 9x)(8x + 3) = 0

Reorder the terms:
(-1 + 9x)(3 + 8x) = 0

Multiply (-1 + 9x) * (3 + 8x)
(-1(3 + 8x) + 9x * (3 + 8x)) = 0
((3 * -1 + 8x * -1) + 9x * (3 + 8x)) = 0
((-3 + -8x) + 9x * (3 + 8x)) = 0
(-3 + -8x + (3 * 9x + 8x * 9x)) = 0
(-3 + -8x + (27x + 72x2)) = 0

Combine like terms: -8x + 27x = 19x
(-3 + 19x + 72x2) = 0

Solving
-3 + 19x + 72x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-3 + -8x)(1 + -9x) = 0

Subproblem 1

Set the factor '(-3 + -8x)' equal to zero and attempt to solve: Simplifying -3 + -8x = 0 Solving -3 + -8x = 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 + -8x = 0 + 3 Combine like terms: -3 + 3 = 0 0 + -8x = 0 + 3 -8x = 0 + 3 Combine like terms: 0 + 3 = 3 -8x = 3 Divide each side by '-8'. x = -0.375 Simplifying x = -0.375

Subproblem 2

Set the factor '(1 + -9x)' equal to zero and attempt to solve: Simplifying 1 + -9x = 0 Solving 1 + -9x = 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 + -9x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -9x = 0 + -1 -9x = 0 + -1 Combine like terms: 0 + -1 = -1 -9x = -1 Divide each side by '-9'. x = 0.1111111111 Simplifying x = 0.1111111111

Solution

x = {-0.375, 0.1111111111}

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