(8x^2-3x)-(4x^2+5x-3)=

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Solution for (8x^2-3x)-(4x^2+5x-3)= equation:


Simplifying
(8x2 + -3x) + -1(4x2 + 5x + -3) = 0

Reorder the terms:
(-3x + 8x2) + -1(4x2 + 5x + -3) = 0

Remove parenthesis around (-3x + 8x2)
-3x + 8x2 + -1(4x2 + 5x + -3) = 0

Reorder the terms:
-3x + 8x2 + -1(-3 + 5x + 4x2) = 0
-3x + 8x2 + (-3 * -1 + 5x * -1 + 4x2 * -1) = 0
-3x + 8x2 + (3 + -5x + -4x2) = 0

Reorder the terms:
3 + -3x + -5x + 8x2 + -4x2 = 0

Combine like terms: -3x + -5x = -8x
3 + -8x + 8x2 + -4x2 = 0

Combine like terms: 8x2 + -4x2 = 4x2
3 + -8x + 4x2 = 0

Solving
3 + -8x + 4x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(1 + -2x)(3 + -2x) = 0

Subproblem 1

Set the factor '(1 + -2x)' equal to zero and attempt to solve: Simplifying 1 + -2x = 0 Solving 1 + -2x = 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 + -2x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -2x = 0 + -1 -2x = 0 + -1 Combine like terms: 0 + -1 = -1 -2x = -1 Divide each side by '-2'. x = 0.5 Simplifying x = 0.5

Subproblem 2

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

Solution

x = {0.5, 1.5}

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