(5-v)(5v+4)=0

Simple and best practice solution for (5-v)(5v+4)=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 (5-v)(5v+4)=0 equation: 


Simplifying
(5 + -1v)(5v + 4) = 0

Reorder the terms:
(5 + -1v)(4 + 5v) = 0

Multiply (5 + -1v) * (4 + 5v)
(5(4 + 5v) + -1v * (4 + 5v)) = 0
((4 * 5 + 5v * 5) + -1v * (4 + 5v)) = 0
((20 + 25v) + -1v * (4 + 5v)) = 0
(20 + 25v + (4 * -1v + 5v * -1v)) = 0
(20 + 25v + (-4v + -5v2)) = 0

Combine like terms: 25v + -4v = 21v
(20 + 21v + -5v2) = 0

Solving
20 + 21v + -5v2 = 0

Solving for variable 'v'.

Factor a trinomial.
(5 + -1v)(4 + 5v) = 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 '(4 + 5v)' equal to zero and attempt to solve:

Simplifying
4 + 5v = 0

Solving
4 + 5v = 0

Move all terms containing v to the left, all other terms to the right.

Add '-4' to each side of the equation.
4 + -4 + 5v = 0 + -4

Combine like terms: 4 + -4 = 0
0 + 5v = 0 + -4
5v = 0 + -4

Combine like terms: 0 + -4 = -4
5v = -4

Divide each side by '5'.
v = -0.8

Simplifying
v = -0.8
Solution
v = {5, -0.8}

See similar equations:

| 17+5d=72 | | 2(p+4)-5=2p+3 | | 3S^2-48s+46=0 | | 32=11y-7y | | 5a-3b=24 | | 5(r-3)=10(r/2-3 | | 9y+3=-6y-15 | | 10x+8=15x-8 | | 9g+-2=-65 | | 7x+x=7x-61 | | 25=6(x+3)+2x | | -5z-10-7z=74 | | 3(x+4)+27=-3x | | 5(2+x)=45+5x | | -2d=2d+8 | | 1/6x=37-x | | S^2-S+1=0 | | 3(2a+3)=2(3a+3) | | 3x-30=-10x+9 | | 6x-4=-3x+8 | | 8(x+1)+6(x+1)=7x-7 | | 14(k+0.5)=-14 | | x^2+27x+180=0 | | 8j-3=10j-7 | | t+(t+10)=(t+20) | | 4=24-2c | | 30x-1=24x+36+5 | | 36x^2+26x+49=0 | | 4w-7=-3w | | -3v-4+5v=-16 | | 2g-10=-3g | | 2(3x-6)-6(x+2)=6x+109+x |

Equations solver categories