(b+2+b)*(10b+20+b)=1204

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Solution for (b+2+b)*(10b+20+b)=1204 equation:


Simplifying
(b + 2 + b)(10b + 20 + b) = 1204

Reorder the terms:
(2 + b + b)(10b + 20 + b) = 1204

Combine like terms: b + b = 2b
(2 + 2b)(10b + 20 + b) = 1204

Reorder the terms:
(2 + 2b)(20 + 10b + b) = 1204

Combine like terms: 10b + b = 11b
(2 + 2b)(20 + 11b) = 1204

Multiply (2 + 2b) * (20 + 11b)
(2(20 + 11b) + 2b * (20 + 11b)) = 1204
((20 * 2 + 11b * 2) + 2b * (20 + 11b)) = 1204
((40 + 22b) + 2b * (20 + 11b)) = 1204
(40 + 22b + (20 * 2b + 11b * 2b)) = 1204
(40 + 22b + (40b + 22b2)) = 1204

Combine like terms: 22b + 40b = 62b
(40 + 62b + 22b2) = 1204

Solving
40 + 62b + 22b2 = 1204

Solving for variable 'b'.

Reorder the terms:
40 + -1204 + 62b + 22b2 = 1204 + -1204

Combine like terms: 40 + -1204 = -1164
-1164 + 62b + 22b2 = 1204 + -1204

Combine like terms: 1204 + -1204 = 0
-1164 + 62b + 22b2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(-582 + 31b + 11b2) = 0

Factor a trinomial.
2((-97 + -11b)(6 + -1b)) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(-97 + -11b)' equal to zero and attempt to solve: Simplifying -97 + -11b = 0 Solving -97 + -11b = 0 Move all terms containing b to the left, all other terms to the right. Add '97' to each side of the equation. -97 + 97 + -11b = 0 + 97 Combine like terms: -97 + 97 = 0 0 + -11b = 0 + 97 -11b = 0 + 97 Combine like terms: 0 + 97 = 97 -11b = 97 Divide each side by '-11'. b = -8.818181818 Simplifying b = -8.818181818

Subproblem 2

Set the factor '(6 + -1b)' equal to zero and attempt to solve: Simplifying 6 + -1b = 0 Solving 6 + -1b = 0 Move all terms containing b to the left, all other terms to the right. Add '-6' to each side of the equation. 6 + -6 + -1b = 0 + -6 Combine like terms: 6 + -6 = 0 0 + -1b = 0 + -6 -1b = 0 + -6 Combine like terms: 0 + -6 = -6 -1b = -6 Divide each side by '-1'. b = 6 Simplifying b = 6

Solution

b = {-8.818181818, 6}

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