4x^2-17=5x^2+18x

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Solution for 4x^2-17=5x^2+18x equation:


Simplifying
4x2 + -17 = 5x2 + 18x

Reorder the terms:
-17 + 4x2 = 5x2 + 18x

Reorder the terms:
-17 + 4x2 = 18x + 5x2

Solving
-17 + 4x2 = 18x + 5x2

Solving for variable 'x'.

Reorder the terms:
-17 + -18x + 4x2 + -5x2 = 18x + 5x2 + -18x + -5x2

Combine like terms: 4x2 + -5x2 = -1x2
-17 + -18x + -1x2 = 18x + 5x2 + -18x + -5x2

Reorder the terms:
-17 + -18x + -1x2 = 18x + -18x + 5x2 + -5x2

Combine like terms: 18x + -18x = 0
-17 + -18x + -1x2 = 0 + 5x2 + -5x2
-17 + -18x + -1x2 = 5x2 + -5x2

Combine like terms: 5x2 + -5x2 = 0
-17 + -18x + -1x2 = 0

Factor out the Greatest Common Factor (GCF), '-1'.
-1(17 + 18x + x2) = 0

Factor a trinomial.
-1((17 + x)(1 + x)) = 0

Ignore the factor -1.

Subproblem 1

Set the factor '(17 + x)' equal to zero and attempt to solve: Simplifying 17 + x = 0 Solving 17 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-17' to each side of the equation. 17 + -17 + x = 0 + -17 Combine like terms: 17 + -17 = 0 0 + x = 0 + -17 x = 0 + -17 Combine like terms: 0 + -17 = -17 x = -17 Simplifying x = -17

Subproblem 2

Set the factor '(1 + x)' equal to zero and attempt to solve: Simplifying 1 + x = 0 Solving 1 + x = 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 + x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + x = 0 + -1 x = 0 + -1 Combine like terms: 0 + -1 = -1 x = -1 Simplifying x = -1

Solution

x = {-17, -1}

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