8800=x^2-30x+7000

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Solution for 8800=x^2-30x+7000 equation:


Simplifying
8800 = x2 + -30x + 7000

Reorder the terms:
8800 = 7000 + -30x + x2

Solving
8800 = 7000 + -30x + x2

Solving for variable 'x'.

Combine like terms: 8800 + -7000 = 1800
1800 + 30x + -1x2 = 7000 + -30x + x2 + -7000 + 30x + -1x2

Reorder the terms:
1800 + 30x + -1x2 = 7000 + -7000 + -30x + 30x + x2 + -1x2

Combine like terms: 7000 + -7000 = 0
1800 + 30x + -1x2 = 0 + -30x + 30x + x2 + -1x2
1800 + 30x + -1x2 = -30x + 30x + x2 + -1x2

Combine like terms: -30x + 30x = 0
1800 + 30x + -1x2 = 0 + x2 + -1x2
1800 + 30x + -1x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
1800 + 30x + -1x2 = 0

Factor a trinomial.
(60 + -1x)(30 + x) = 0

Subproblem 1

Set the factor '(60 + -1x)' equal to zero and attempt to solve: Simplifying 60 + -1x = 0 Solving 60 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-60' to each side of the equation. 60 + -60 + -1x = 0 + -60 Combine like terms: 60 + -60 = 0 0 + -1x = 0 + -60 -1x = 0 + -60 Combine like terms: 0 + -60 = -60 -1x = -60 Divide each side by '-1'. x = 60 Simplifying x = 60

Subproblem 2

Set the factor '(30 + x)' equal to zero and attempt to solve: Simplifying 30 + x = 0 Solving 30 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-30' to each side of the equation. 30 + -30 + x = 0 + -30 Combine like terms: 30 + -30 = 0 0 + x = 0 + -30 x = 0 + -30 Combine like terms: 0 + -30 = -30 x = -30 Simplifying x = -30

Solution

x = {60, -30}

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