3x^2+10x-11=3-9x

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Solution for 3x^2+10x-11=3-9x equation:


Simplifying
3x2 + 10x + -11 = 3 + -9x

Reorder the terms:
-11 + 10x + 3x2 = 3 + -9x

Solving
-11 + 10x + 3x2 = 3 + -9x

Solving for variable 'x'.

Reorder the terms:
-11 + -3 + 10x + 9x + 3x2 = 3 + -9x + -3 + 9x

Combine like terms: -11 + -3 = -14
-14 + 10x + 9x + 3x2 = 3 + -9x + -3 + 9x

Combine like terms: 10x + 9x = 19x
-14 + 19x + 3x2 = 3 + -9x + -3 + 9x

Reorder the terms:
-14 + 19x + 3x2 = 3 + -3 + -9x + 9x

Combine like terms: 3 + -3 = 0
-14 + 19x + 3x2 = 0 + -9x + 9x
-14 + 19x + 3x2 = -9x + 9x

Combine like terms: -9x + 9x = 0
-14 + 19x + 3x2 = 0

Factor a trinomial.
(-7 + -1x)(2 + -3x) = 0

Subproblem 1

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

Subproblem 2

Set the factor '(2 + -3x)' equal to zero and attempt to solve: Simplifying 2 + -3x = 0 Solving 2 + -3x = 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 + -3x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -3x = 0 + -2 -3x = 0 + -2 Combine like terms: 0 + -2 = -2 -3x = -2 Divide each side by '-3'. x = 0.6666666667 Simplifying x = 0.6666666667

Solution

x = {-7, 0.6666666667}

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