7x^2+4x+3=6

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Solution for 7x^2+4x+3=6 equation:


Simplifying
7x2 + 4x + 3 = 6

Reorder the terms:
3 + 4x + 7x2 = 6

Solving
3 + 4x + 7x2 = 6

Solving for variable 'x'.

Reorder the terms:
3 + -6 + 4x + 7x2 = 6 + -6

Combine like terms: 3 + -6 = -3
-3 + 4x + 7x2 = 6 + -6

Combine like terms: 6 + -6 = 0
-3 + 4x + 7x2 = 0

Factor a trinomial.
(-1 + -1x)(3 + -7x) = 0

Subproblem 1

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

Subproblem 2

Set the factor '(3 + -7x)' equal to zero and attempt to solve: Simplifying 3 + -7x = 0 Solving 3 + -7x = 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 + -7x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -7x = 0 + -3 -7x = 0 + -3 Combine like terms: 0 + -3 = -3 -7x = -3 Divide each side by '-7'. x = 0.4285714286 Simplifying x = 0.4285714286

Solution

x = {-1, 0.4285714286}

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