b^2-b=12

Simple and best practice solution for b^2-b=12 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 b^2-b=12 equation:


Simplifying
b2 + -1b = 12

Reorder the terms:
-1b + b2 = 12

Solving
-1b + b2 = 12

Solving for variable 'b'.

Reorder the terms:
-12 + -1b + b2 = 12 + -12

Combine like terms: 12 + -12 = 0
-12 + -1b + b2 = 0

Factor a trinomial.
(-3 + -1b)(4 + -1b) = 0

Subproblem 1

Set the factor '(-3 + -1b)' equal to zero and attempt to solve: Simplifying -3 + -1b = 0 Solving -3 + -1b = 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 + -1b = 0 + 3 Combine like terms: -3 + 3 = 0 0 + -1b = 0 + 3 -1b = 0 + 3 Combine like terms: 0 + 3 = 3 -1b = 3 Divide each side by '-1'. b = -3 Simplifying b = -3

Subproblem 2

Set the factor '(4 + -1b)' equal to zero and attempt to solve: Simplifying 4 + -1b = 0 Solving 4 + -1b = 0 Move all terms containing b to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -1b = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -1b = 0 + -4 -1b = 0 + -4 Combine like terms: 0 + -4 = -4 -1b = -4 Divide each side by '-1'. b = 4 Simplifying b = 4

Solution

b = {-3, 4}

See similar equations:

| 13m=7 | | 6x+177=13x-12 | | -(2x-1)=4 | | 12c+9d=20.25 | | 80=16t^2 | | 6x+17=13x-12 | | 6x+2x=48 | | 85-5x=13x+23 | | 5t^23=51 | | 180=(10+y)6 | | 0,5y=7-3y | | 6-9(2x+5)-10=-x-15 | | 8x-36=6x | | 2-(x+4)=-(2)(x+1)*3 | | 5t+6-4=154 | | 2b+8=-60 | | 6+2x=3(x+2)+2 | | 6x+4x+2x=48 | | 6x^4-7x^3-x^2-7x+6=0 | | 9-2r=15 | | x^2-34=-30 | | x^3-12x^2=0 | | x^2-34=30 | | 35x+43(4x+7)=9 | | -4=-1-3(2*-1+3) | | 8-8x=41-15x | | x-34=223333 | | (2x)/2=12 | | X+(x+5)+3(x+5)=420 | | y=5-3x | | 4.3=.4x | | 90*70= |

Equations solver categories