(35-b)*b=300

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Solution for (35-b)*b=300 equation:


Simplifying
(35 + -1b) * b = 300

Reorder the terms for easier multiplication:
b(35 + -1b) = 300
(35 * b + -1b * b) = 300
(35b + -1b2) = 300

Solving
35b + -1b2 = 300

Solving for variable 'b'.

Reorder the terms:
-300 + 35b + -1b2 = 300 + -300

Combine like terms: 300 + -300 = 0
-300 + 35b + -1b2 = 0

Factor a trinomial.
(-20 + b)(15 + -1b) = 0

Subproblem 1

Set the factor '(-20 + b)' equal to zero and attempt to solve: Simplifying -20 + b = 0 Solving -20 + b = 0 Move all terms containing b to the left, all other terms to the right. Add '20' to each side of the equation. -20 + 20 + b = 0 + 20 Combine like terms: -20 + 20 = 0 0 + b = 0 + 20 b = 0 + 20 Combine like terms: 0 + 20 = 20 b = 20 Simplifying b = 20

Subproblem 2

Set the factor '(15 + -1b)' equal to zero and attempt to solve: Simplifying 15 + -1b = 0 Solving 15 + -1b = 0 Move all terms containing b to the left, all other terms to the right. Add '-15' to each side of the equation. 15 + -15 + -1b = 0 + -15 Combine like terms: 15 + -15 = 0 0 + -1b = 0 + -15 -1b = 0 + -15 Combine like terms: 0 + -15 = -15 -1b = -15 Divide each side by '-1'. b = 15 Simplifying b = 15

Solution

b = {20, 15}

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