(7X^2)-X=6

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Solution for (7X^2)-X=6 equation:


Simplifying
(7X2) + -1X = 6

Reorder the terms:
-1X + (7X2) = 6

Solving
-1X + (7X2) = 6

Solving for variable 'X'.

Reorder the terms:
-6 + -1X + (7X2) = 6 + -6

Combine like terms: 6 + -6 = 0
-6 + -1X + (7X2) = 0

Factor a trinomial.
(-6 + -7X)(1 + -1X) = 0

Subproblem 1

Set the factor '(-6 + -7X)' equal to zero and attempt to solve: Simplifying -6 + -7X = 0 Solving -6 + -7X = 0 Move all terms containing X to the left, all other terms to the right. Add '6' to each side of the equation. -6 + 6 + -7X = 0 + 6 Combine like terms: -6 + 6 = 0 0 + -7X = 0 + 6 -7X = 0 + 6 Combine like terms: 0 + 6 = 6 -7X = 6 Divide each side by '-7'. X = -0.8571428571 Simplifying X = -0.8571428571

Subproblem 2

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

Solution

X = {-0.8571428571, 1}

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