4x^2-15x+17=5x+8

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Solution for 4x^2-15x+17=5x+8 equation:


Simplifying
4x2 + -15x + 17 = 5x + 8

Reorder the terms:
17 + -15x + 4x2 = 5x + 8

Reorder the terms:
17 + -15x + 4x2 = 8 + 5x

Solving
17 + -15x + 4x2 = 8 + 5x

Solving for variable 'x'.

Reorder the terms:
17 + -8 + -15x + -5x + 4x2 = 8 + 5x + -8 + -5x

Combine like terms: 17 + -8 = 9
9 + -15x + -5x + 4x2 = 8 + 5x + -8 + -5x

Combine like terms: -15x + -5x = -20x
9 + -20x + 4x2 = 8 + 5x + -8 + -5x

Reorder the terms:
9 + -20x + 4x2 = 8 + -8 + 5x + -5x

Combine like terms: 8 + -8 = 0
9 + -20x + 4x2 = 0 + 5x + -5x
9 + -20x + 4x2 = 5x + -5x

Combine like terms: 5x + -5x = 0
9 + -20x + 4x2 = 0

Factor a trinomial.
(1 + -2x)(9 + -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 '(9 + -2x)' equal to zero and attempt to solve: Simplifying 9 + -2x = 0 Solving 9 + -2x = 0 Move all terms containing x to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + -2x = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -2x = 0 + -9 -2x = 0 + -9 Combine like terms: 0 + -9 = -9 -2x = -9 Divide each side by '-2'. x = 4.5 Simplifying x = 4.5

Solution

x = {0.5, 4.5}

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