6x^2-x=7

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Solution for 6x^2-x=7 equation:


Simplifying
6x2 + -1x = 7

Reorder the terms:
-1x + 6x2 = 7

Solving
-1x + 6x2 = 7

Solving for variable 'x'.

Reorder the terms:
-7 + -1x + 6x2 = 7 + -7

Combine like terms: 7 + -7 = 0
-7 + -1x + 6x2 = 0

Factor a trinomial.
(-1 + -1x)(7 + -6x) = 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 '(7 + -6x)' equal to zero and attempt to solve: Simplifying 7 + -6x = 0 Solving 7 + -6x = 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 + -6x = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -6x = 0 + -7 -6x = 0 + -7 Combine like terms: 0 + -7 = -7 -6x = -7 Divide each side by '-6'. x = 1.166666667 Simplifying x = 1.166666667

Solution

x = {-1, 1.166666667}

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