b^2-3b-10=

Simple and best practice solution for b^2-3b-10= 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^2-3b-10= equation:


Simplifying
b2 + -3b + -10 = 0

Reorder the terms:
-10 + -3b + b2 = 0

Solving
-10 + -3b + b2 = 0

Solving for variable 'b'.

Factor a trinomial.
(-2 + -1b)(5 + -1b) = 0

Subproblem 1

Set the factor '(-2 + -1b)' equal to zero and attempt to solve: Simplifying -2 + -1b = 0 Solving -2 + -1b = 0 Move all terms containing b to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + -1b = 0 + 2 Combine like terms: -2 + 2 = 0 0 + -1b = 0 + 2 -1b = 0 + 2 Combine like terms: 0 + 2 = 2 -1b = 2 Divide each side by '-1'. b = -2 Simplifying b = -2

Subproblem 2

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

Solution

b = {-2, 5}

See similar equations:

| 203-6x=39x+18 | | -0.2x-0.1=1.6 | | 3m+6=4m+8 | | 6-9x=191-44x | | 3xy^2(2x^2y)= | | m^2+5m-6= | | x*x+1.5x=0 | | 3x-(-x)+1=3(-x)+8 | | y^2-8y+12= | | 7x+15=3x+103 | | 21=-2p-5 | | 5x+8=36-2x | | 7=-.75x | | 5=x-3 | | 5k-(3k-6)=0 | | n^2+4n+4= | | 2x+5=-58-7x | | m^2+12m+35= | | c/2+80=170 | | 0=-16t-1 | | 2x^2+8x-24= | | 49-4x=23x+19 | | 5m^2-10m-40= | | 2(3x+2)+x=3x+4 | | c^2+2c-15= | | 4(3x+4)=14x+15-2x+1 | | y^2-y-6= | | -6(y+3)=4(y+2)-5(2y+3) | | m^2-2m+1= | | a^2+8a+12= | | 5x/3-x=x/15-9/5 | | y^2+5y+4= |

Equations solver categories