4x^2+7x-17=3x^2+12x-3

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Solution for 4x^2+7x-17=3x^2+12x-3 equation:


Simplifying
4x2 + 7x + -17 = 3x2 + 12x + -3

Reorder the terms:
-17 + 7x + 4x2 = 3x2 + 12x + -3

Reorder the terms:
-17 + 7x + 4x2 = -3 + 12x + 3x2

Solving
-17 + 7x + 4x2 = -3 + 12x + 3x2

Solving for variable 'x'.

Reorder the terms:
-17 + 3 + 7x + -12x + 4x2 + -3x2 = -3 + 12x + 3x2 + 3 + -12x + -3x2

Combine like terms: -17 + 3 = -14
-14 + 7x + -12x + 4x2 + -3x2 = -3 + 12x + 3x2 + 3 + -12x + -3x2

Combine like terms: 7x + -12x = -5x
-14 + -5x + 4x2 + -3x2 = -3 + 12x + 3x2 + 3 + -12x + -3x2

Combine like terms: 4x2 + -3x2 = 1x2
-14 + -5x + 1x2 = -3 + 12x + 3x2 + 3 + -12x + -3x2

Reorder the terms:
-14 + -5x + 1x2 = -3 + 3 + 12x + -12x + 3x2 + -3x2

Combine like terms: -3 + 3 = 0
-14 + -5x + 1x2 = 0 + 12x + -12x + 3x2 + -3x2
-14 + -5x + 1x2 = 12x + -12x + 3x2 + -3x2

Combine like terms: 12x + -12x = 0
-14 + -5x + 1x2 = 0 + 3x2 + -3x2
-14 + -5x + 1x2 = 3x2 + -3x2

Combine like terms: 3x2 + -3x2 = 0
-14 + -5x + 1x2 = 0

Factor a trinomial.
(-2 + -1x)(7 + -1x) = 0

Subproblem 1

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

Subproblem 2

Set the factor '(7 + -1x)' equal to zero and attempt to solve: Simplifying 7 + -1x = 0 Solving 7 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + -1x = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -1x = 0 + -7 -1x = 0 + -7 Combine like terms: 0 + -7 = -7 -1x = -7 Divide each side by '-1'. x = 7 Simplifying x = 7

Solution

x = {-2, 7}

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