4v^2+20v=56

Simple and best practice solution for 4v^2+20v=56 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 4v^2+20v=56 equation:


Simplifying
4v2 + 20v = 56

Reorder the terms:
20v + 4v2 = 56

Solving
20v + 4v2 = 56

Solving for variable 'v'.

Reorder the terms:
-56 + 20v + 4v2 = 56 + -56

Combine like terms: 56 + -56 = 0
-56 + 20v + 4v2 = 0

Factor out the Greatest Common Factor (GCF), '4'.
4(-14 + 5v + v2) = 0

Factor a trinomial.
4((-7 + -1v)(2 + -1v)) = 0

Ignore the factor 4.

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 '(2 + -1v)' equal to zero and attempt to solve: Simplifying 2 + -1v = 0 Solving 2 + -1v = 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 + -1v = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1v = 0 + -2 -1v = 0 + -2 Combine like terms: 0 + -2 = -2 -1v = -2 Divide each side by '-1'. v = 2 Simplifying v = 2

Solution

v = {-7, 2}

See similar equations:

| 8y+21-10y=7+3y | | 7e+5f-21=9 | | 128.8=160-0.5Q | | -4(2y-6)+12y=28 | | -50x+40y+50x-70y+30x= | | 7e+5f-21=8 | | -3(X+3)+5(4x+1)= | | 24x-6=12-3(x+2) | | 16.8x+2=6x+4 | | 5x-25=4x+52 | | 4x-7=1/3(9x-15) | | 57-2x=9-8x | | 4x-6-2x+1= | | 56x+2+110=180 | | 6+4+6+12+2*5-1=5+5+5+9+5+8 | | 4x+5x^2=0 | | 28+5f-21= | | 15.3x+5=12+2x | | 6+4+6+12+2*5-1=5+5+x+9+5+8 | | 3b=32 | | 3x+12=-37-4x | | r+6=-6+5r | | -3=3*3+b | | 13.15=x-1 | | 13.15=x | | -22x+7=-4x-4 | | (x+3)*(x-5)-6x=-2x*(4+2x) | | 7e+5f-21=7 | | 8+10x=-19+x | | 12.18=x+15 | | 7e+5f-21=6 | | 5x+15=5x-6 |

Equations solver categories