(10-x)(12-x)=35

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Solution for (10-x)(12-x)=35 equation:


Simplifying
(10 + -1x)(12 + -1x) = 35

Multiply (10 + -1x) * (12 + -1x)
(10(12 + -1x) + -1x * (12 + -1x)) = 35
((12 * 10 + -1x * 10) + -1x * (12 + -1x)) = 35
((120 + -10x) + -1x * (12 + -1x)) = 35
(120 + -10x + (12 * -1x + -1x * -1x)) = 35
(120 + -10x + (-12x + 1x2)) = 35

Combine like terms: -10x + -12x = -22x
(120 + -22x + 1x2) = 35

Solving
120 + -22x + 1x2 = 35

Solving for variable 'x'.

Reorder the terms:
120 + -35 + -22x + 1x2 = 35 + -35

Combine like terms: 120 + -35 = 85
85 + -22x + 1x2 = 35 + -35

Combine like terms: 35 + -35 = 0
85 + -22x + 1x2 = 0

Factor a trinomial.
(5 + -1x)(17 + -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 '(17 + -1x)' equal to zero and attempt to solve: Simplifying 17 + -1x = 0 Solving 17 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-17' to each side of the equation. 17 + -17 + -1x = 0 + -17 Combine like terms: 17 + -17 = 0 0 + -1x = 0 + -17 -1x = 0 + -17 Combine like terms: 0 + -17 = -17 -1x = -17 Divide each side by '-1'. x = 17 Simplifying x = 17

Solution

x = {5, 17}

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