7v^2-61v+40=0

Simple and best practice solution for 7v^2-61v+40=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 7v^2-61v+40=0 equation:


Simplifying
7v2 + -61v + 40 = 0

Reorder the terms:
40 + -61v + 7v2 = 0

Solving
40 + -61v + 7v2 = 0

Solving for variable 'v'.

Factor a trinomial.
(5 + -7v)(8 + -1v) = 0

Subproblem 1

Set the factor '(5 + -7v)' equal to zero and attempt to solve: Simplifying 5 + -7v = 0 Solving 5 + -7v = 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 + -7v = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -7v = 0 + -5 -7v = 0 + -5 Combine like terms: 0 + -5 = -5 -7v = -5 Divide each side by '-7'. v = 0.7142857143 Simplifying v = 0.7142857143

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 = {0.7142857143, 8}

See similar equations:

| t/12=-5 | | 16+y=5 | | 272/8= | | 4(-3+3)=x-1 | | g(x)=x^2-6x+16 | | P(x)=-4x^2+4x | | 3a-2(a-9)=3+2a | | 23-5x=8-8x | | 4x+12-4x=36 | | P^2-3p-40=0 | | X-6X^(1/2)-55 | | (2x+y)=(2x-y) | | P(x)=4x^2+3x-1 | | x*9*7=0 | | 4y+6x-3(y+2x)= | | 2x-3=16r+21 | | 8w-9=18w-15 | | 7x+5+2x+x+3= | | 1+8x=-34+x | | 5(x-y)+2x+5y= | | 9m+2=3m-20 | | 6+4(2-x)=-10 | | 7t-(20-3t)=5t+2 | | 2=2-7x-5x | | Y-6y^(1/2)-55 | | 3x+2y-5x-2y= | | 2x+0.6=0.6(x+3) | | 1.358(x^4)+1.358(y^4)+27.956(x^3)+37.956(y^3)-1.5915(x^2)-1.5915(y^2)-100x-150y=0 | | 12x-5x=-42 | | x^2+35x=200 | | 7w^2-42w+63= | | y=2tan^2(x) |

Equations solver categories