v^2-v-56=0

Simple and best practice solution for v^2-v-56=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 v^2-v-56=0 equation:


Simplifying
v2 + -1v + -56 = 0

Reorder the terms:
-56 + -1v + v2 = 0

Solving
-56 + -1v + v2 = 0

Solving for variable 'v'.

Factor a trinomial.
(-7 + -1v)(8 + -1v) = 0

Subproblem 1

Set the factor '(-7 + -1v)' equal to zero and attempt to solve: Simplifying -7 + -1v = 0 Solving -7 + -1v = 0 Move all terms containing v to the left, all other terms to the right. Add '7' to each side of the equation. -7 + 7 + -1v = 0 + 7 Combine like terms: -7 + 7 = 0 0 + -1v = 0 + 7 -1v = 0 + 7 Combine like terms: 0 + 7 = 7 -1v = 7 Divide each side by '-1'. v = -7 Simplifying v = -7

Subproblem 2

Set the factor '(8 + -1v)' equal to zero and attempt to solve: Simplifying 8 + -1v = 0 Solving 8 + -1v = 0 Move all terms containing v to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + -1v = 0 + -8 Combine like terms: 8 + -8 = 0 0 + -1v = 0 + -8 -1v = 0 + -8 Combine like terms: 0 + -8 = -8 -1v = -8 Divide each side by '-1'. v = 8 Simplifying v = 8

Solution

v = {-7, 8}

See similar equations:

| 4x(x)-19x-30=0 | | x-5x+7=8 | | 100=4y | | 10x-21=-211 | | 2x^2+3x-11=0 | | 9w^2-25d^2= | | X+y=4k | | 3r^2-4r+1=0 | | 1-6X=6X+25 | | x-5+7=8 | | 729x^4-125x=0 | | 3x+-42=-24 | | (9x-8)(81x^2-144x+64)=0 | | 8x-11=45 | | (3a-5)(3a-5)=0 | | (3x+7)(7x-3)=0 | | 7x+2=x-16 | | -5y+1=6y+5 | | 3x-42=-24 | | 4x^4-32x=0 | | (8x-3)(3x+6)=0 | | 49x^2+140x-21=0 | | 2x(x)-47x=-7x(x)-3x-32 | | 16b^2+60b-100=0 | | 7x-7=3x+20 | | 5x(x)+6x-11=37-28x | | 3.3h-3=15-1.2 | | -2x-y=-21 | | 2x(x)=3x | | -2.45j-15=-12.54 | | -2x^2-5x+16=0 | | -25x^2=35x |

Equations solver categories