7v^2+40v-63=0

Simple and best practice solution for 7v^2+40v-63=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+40v-63=0 equation:


Simplifying
7v2 + 40v + -63 = 0

Reorder the terms:
-63 + 40v + 7v2 = 0

Solving
-63 + 40v + 7v2 = 0

Solving for variable 'v'.

Factor a trinomial.
(-7 + -1v)(9 + -7v) = 0

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 '(9 + -7v)' equal to zero and attempt to solve: Simplifying 9 + -7v = 0 Solving 9 + -7v = 0 Move all terms containing v to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + -7v = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -7v = 0 + -9 -7v = 0 + -9 Combine like terms: 0 + -9 = -9 -7v = -9 Divide each side by '-7'. v = 1.285714286 Simplifying v = 1.285714286

Solution

v = {-7, 1.285714286}

See similar equations:

| 2x+5-3+8=7 | | 2m^3-8m^2+50m=0 | | 33-3x=5-7x | | 6-b=19 | | x/3-9=14 | | m-27=2m | | X/-7-5=-6 | | K=nov | | (5x-y)+(3x+y)=180 | | (4y+5)=y+9 | | 6x-7=2x+1 | | 85x=50000 | | 12y=-4x+144 | | 2/15-27/60 | | 4(2d-3)=36 | | -2+10=m-9 | | 6y+2=5y-5 | | 9x+2(3x+7)=-31 | | X-6=-2+4 | | 1/2*22*26 | | 1/3*3.14*9*18.2 | | 3x^2+4= | | 4x-20=5x+3 | | 6x+18=48-4x | | 4y+x=50 | | x=log(2)(x+5)-3 | | 3x^2+81= | | f(x)=log(2)(x+5)-3 | | 4x-28+6x+2=30 | | 6b+12=0 | | =ln(10x) | | -7x+11y=-13 |

Equations solver categories