v(v-3)=40

Simple and best practice solution for v(v-3)=40 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(v-3)=40 equation:


Simplifying
v(v + -3) = 40

Reorder the terms:
v(-3 + v) = 40
(-3 * v + v * v) = 40
(-3v + v2) = 40

Solving
-3v + v2 = 40

Solving for variable 'v'.

Reorder the terms:
-40 + -3v + v2 = 40 + -40

Combine like terms: 40 + -40 = 0
-40 + -3v + v2 = 0

Factor a trinomial.
(-5 + -1v)(8 + -1v) = 0

Subproblem 1

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

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 = {-5, 8}

See similar equations:

| a*3=40+5*a | | 5a+3=-7 | | 1/9+1/3t=38/99 | | -1/2b+3/5=-49/10 | | 5/6m-1=-13/18 | | 2/7+5a=267/77 | | 5k+10=130/11 | | 4b+1/2=5/2 | | 4k+2/3=122/3 | | 4x+6/7=122/77 | | 4w-6=-4 | | 5d-1=-19/9 | | 9/10+1/3m=67/30 | | m-8/9=-2/9 | | 4/9+x=8/9 | | 7+3m=-23 | | 4-5/6w=59/6 | | 3/5b+5=28/5 | | -2/7m+2/3=50/21 | | 5+4n=5 | | 1/6+2/3a=5/6 | | 9-5(x+3)=7-3(x+5) | | -7-1/6d=-104/15 | | 5/6-3t=-2/3 | | 3/5-4w=43/5 | | 4/5d+6=294/55 | | x-3/x-5=x+6/x+7 | | 5-1/6k=175/36 | | 5/7+2/5w=82/105 | | 1+7w=9/2 | | 3*a=40+5a | | -6x+3=17 |

Equations solver categories