(2b+7)(b+3)=0

Simple and best practice solution for (2b+7)(b+3)=0 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for (2b+7)(b+3)=0 equation:


Simplifying
(2b + 7)(b + 3) = 0

Reorder the terms:
(7 + 2b)(b + 3) = 0

Reorder the terms:
(7 + 2b)(3 + b) = 0

Multiply (7 + 2b) * (3 + b)
(7(3 + b) + 2b * (3 + b)) = 0
((3 * 7 + b * 7) + 2b * (3 + b)) = 0
((21 + 7b) + 2b * (3 + b)) = 0
(21 + 7b + (3 * 2b + b * 2b)) = 0
(21 + 7b + (6b + 2b2)) = 0

Combine like terms: 7b + 6b = 13b
(21 + 13b + 2b2) = 0

Solving
21 + 13b + 2b2 = 0

Solving for variable 'b'.

Factor a trinomial.
(7 + 2b)(3 + b) = 0

Subproblem 1

Set the factor '(7 + 2b)' equal to zero and attempt to solve: Simplifying 7 + 2b = 0 Solving 7 + 2b = 0 Move all terms containing b to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + 2b = 0 + -7 Combine like terms: 7 + -7 = 0 0 + 2b = 0 + -7 2b = 0 + -7 Combine like terms: 0 + -7 = -7 2b = -7 Divide each side by '2'. b = -3.5 Simplifying b = -3.5

Subproblem 2

Set the factor '(3 + b)' equal to zero and attempt to solve: Simplifying 3 + b = 0 Solving 3 + b = 0 Move all terms containing b to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + b = 0 + -3 Combine like terms: 3 + -3 = 0 0 + b = 0 + -3 b = 0 + -3 Combine like terms: 0 + -3 = -3 b = -3 Simplifying b = -3

Solution

b = {-3.5, -3}

See similar equations:

| x(-6)-5y=21 | | 9(x^2+6x)=7 | | 8n+18= | | 3(x-6)=14x | | -12+4x=7x-12 | | r+(-8)=-12 | | h+22=34 | | 8y-3=15+5y | | s+13=85 | | n+63=74 | | y-(-7)=26 | | D+(8+19)= | | fx=2x^3+3x^2+5x+2 | | -3x=-44 | | 120w+76+w=120 | | 25x^2-150x+9y^2=0 | | fx=x^4-4x^3-7x^2+34x-24 | | a-7a+c=0 | | fx=5x^4-3x^2+x-7 | | q+6=14 | | x+(x*.15)=14099 | | 4x^2-x+5=5 | | fx=3x^3-4x^2-17x+6 | | 2d+2d+2+82=180 | | 10x^2+99=-101x | | y=9z-18 | | fx=x^4-2x^3-4x^2+11x-6 | | 5n+18=6n+4 | | 3x=-12+7x | | Y^2-4y=4x+16 | | 3y=120 | | 2x=30+5x |

Equations solver categories