x^2-7x=30-6x

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Solution for x^2-7x=30-6x equation:


Simplifying
x2 + -7x = 30 + -6x

Reorder the terms:
-7x + x2 = 30 + -6x

Solving
-7x + x2 = 30 + -6x

Solving for variable 'x'.

Reorder the terms:
-30 + -7x + 6x + x2 = 30 + -6x + -30 + 6x

Combine like terms: -7x + 6x = -1x
-30 + -1x + x2 = 30 + -6x + -30 + 6x

Reorder the terms:
-30 + -1x + x2 = 30 + -30 + -6x + 6x

Combine like terms: 30 + -30 = 0
-30 + -1x + x2 = 0 + -6x + 6x
-30 + -1x + x2 = -6x + 6x

Combine like terms: -6x + 6x = 0
-30 + -1x + x2 = 0

Factor a trinomial.
(-5 + -1x)(6 + -1x) = 0

Subproblem 1

Set the factor '(-5 + -1x)' equal to zero and attempt to solve: Simplifying -5 + -1x = 0 Solving -5 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + -1x = 0 + 5 Combine like terms: -5 + 5 = 0 0 + -1x = 0 + 5 -1x = 0 + 5 Combine like terms: 0 + 5 = 5 -1x = 5 Divide each side by '-1'. x = -5 Simplifying x = -5

Subproblem 2

Set the factor '(6 + -1x)' equal to zero and attempt to solve: Simplifying 6 + -1x = 0 Solving 6 + -1x = 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 + -1x = 0 + -6 Combine like terms: 6 + -6 = 0 0 + -1x = 0 + -6 -1x = 0 + -6 Combine like terms: 0 + -6 = -6 -1x = -6 Divide each side by '-1'. x = 6 Simplifying x = 6

Solution

x = {-5, 6}

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