(4-v)(5v+2)=0

Simple and best practice solution for (4-v)(5v+2)=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 (4-v)(5v+2)=0 equation: 


Simplifying
(4 + -1v)(5v + 2) = 0

Reorder the terms:
(4 + -1v)(2 + 5v) = 0

Multiply (4 + -1v) * (2 + 5v)
(4(2 + 5v) + -1v * (2 + 5v)) = 0
((2 * 4 + 5v * 4) + -1v * (2 + 5v)) = 0
((8 + 20v) + -1v * (2 + 5v)) = 0
(8 + 20v + (2 * -1v + 5v * -1v)) = 0
(8 + 20v + (-2v + -5v2)) = 0

Combine like terms: 20v + -2v = 18v
(8 + 18v + -5v2) = 0

Solving
8 + 18v + -5v2 = 0

Solving for variable 'v'.

Factor a trinomial.
(4 + -1v)(2 + 5v) = 0


Subproblem 1
Set the factor '(4 + -1v)' equal to zero and attempt to solve:

Simplifying
4 + -1v = 0

Solving
4 + -1v = 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 + -1v = 0 + -4

Combine like terms: 4 + -4 = 0
0 + -1v = 0 + -4
-1v = 0 + -4

Combine like terms: 0 + -4 = -4
-1v = -4

Divide each side by '-1'.
v = 4

Simplifying
v = 4

Subproblem 2
Set the factor '(2 + 5v)' equal to zero and attempt to solve:

Simplifying
2 + 5v = 0

Solving
2 + 5v = 0

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

Add '-2' to each side of the equation.
2 + -2 + 5v = 0 + -2

Combine like terms: 2 + -2 = 0
0 + 5v = 0 + -2
5v = 0 + -2

Combine like terms: 0 + -2 = -2
5v = -2

Divide each side by '5'.
v = -0.4

Simplifying
v = -0.4
Solution
v = {4, -0.4}

See similar equations:

| 5x-6+x=-12 | | 30=y/2+17 | | 24=4y-8 | | 3u-14=19 | | C-5145=70(x-50) | | 15/x=50/16 | | 7/4v=28 | | m=(6895-5145)/(75-50) | | x-3/2-7=x-1/3 | | 40=5/8w | | (6895-5145)/(75-50) | | x-5/4-1=x-5/3 | | 12.8=u/8 | | 2a^2+4a-30=0 | | logbase(3x-5)16=2 | | x=6+872 | | (2x+3)/4-(3x-3)/2=2 | | 11t/4+t=15 | | 2e^4=10 | | 2e^4x=10 | | 6t^2-6t/2t-2 | | 0=2y^2-88 | | u^2+7=97 | | (3w+8)(4+w)=0 | | 6(4)-2(-2)+14= | | 2v^2+6=96 | | (1-a-b-c)(1-a-b-c)=0 | | 4.21-3.14x=2x-2.215 | | 9(z+2)-3(z-3)=3(z-2)+2(z-1) | | 9x-2=4x+12 | | -2x+9=-2x-9 | | 17/5+11/4 |

Equations solver categories