2v^2+9v-8+11v^2-6v+6+v-1=

Simple and best practice solution for 2v^2+9v-8+11v^2-6v+6+v-1= 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 2v^2+9v-8+11v^2-6v+6+v-1= equation:


Simplifying
2v2 + 9v + -8 + 11v2 + -6v + 6 + v + -1 = 0

Reorder the terms:
-8 + 6 + -1 + 9v + -6v + v + 2v2 + 11v2 = 0

Combine like terms: -8 + 6 = -2
-2 + -1 + 9v + -6v + v + 2v2 + 11v2 = 0

Combine like terms: -2 + -1 = -3
-3 + 9v + -6v + v + 2v2 + 11v2 = 0

Combine like terms: 9v + -6v = 3v
-3 + 3v + v + 2v2 + 11v2 = 0

Combine like terms: 3v + v = 4v
-3 + 4v + 2v2 + 11v2 = 0

Combine like terms: 2v2 + 11v2 = 13v2
-3 + 4v + 13v2 = 0

Solving
-3 + 4v + 13v2 = 0

Solving for variable 'v'.

Begin completing the square.  Divide all terms by
13 the coefficient of the squared term: 

Divide each side by '13'.
-0.2307692308 + 0.3076923077v + v2 = 0

Move the constant term to the right:

Add '0.2307692308' to each side of the equation.
-0.2307692308 + 0.3076923077v + 0.2307692308 + v2 = 0 + 0.2307692308

Reorder the terms:
-0.2307692308 + 0.2307692308 + 0.3076923077v + v2 = 0 + 0.2307692308

Combine like terms: -0.2307692308 + 0.2307692308 = 0.0000000000
0.0000000000 + 0.3076923077v + v2 = 0 + 0.2307692308
0.3076923077v + v2 = 0 + 0.2307692308

Combine like terms: 0 + 0.2307692308 = 0.2307692308
0.3076923077v + v2 = 0.2307692308

The v term is 0.3076923077v.  Take half its coefficient (0.1538461539).
Square it (0.02366863907) and add it to both sides.

Add '0.02366863907' to each side of the equation.
0.3076923077v + 0.02366863907 + v2 = 0.2307692308 + 0.02366863907

Reorder the terms:
0.02366863907 + 0.3076923077v + v2 = 0.2307692308 + 0.02366863907

Combine like terms: 0.2307692308 + 0.02366863907 = 0.25443786987
0.02366863907 + 0.3076923077v + v2 = 0.25443786987

Factor a perfect square on the left side:
(v + 0.1538461539)(v + 0.1538461539) = 0.25443786987

Calculate the square root of the right side: 0.504418348

Break this problem into two subproblems by setting 
(v + 0.1538461539) equal to 0.504418348 and -0.504418348.

Subproblem 1

v + 0.1538461539 = 0.504418348 Simplifying v + 0.1538461539 = 0.504418348 Reorder the terms: 0.1538461539 + v = 0.504418348 Solving 0.1538461539 + v = 0.504418348 Solving for variable 'v'. Move all terms containing v to the left, all other terms to the right. Add '-0.1538461539' to each side of the equation. 0.1538461539 + -0.1538461539 + v = 0.504418348 + -0.1538461539 Combine like terms: 0.1538461539 + -0.1538461539 = 0.0000000000 0.0000000000 + v = 0.504418348 + -0.1538461539 v = 0.504418348 + -0.1538461539 Combine like terms: 0.504418348 + -0.1538461539 = 0.3505721941 v = 0.3505721941 Simplifying v = 0.3505721941

Subproblem 2

v + 0.1538461539 = -0.504418348 Simplifying v + 0.1538461539 = -0.504418348 Reorder the terms: 0.1538461539 + v = -0.504418348 Solving 0.1538461539 + v = -0.504418348 Solving for variable 'v'. Move all terms containing v to the left, all other terms to the right. Add '-0.1538461539' to each side of the equation. 0.1538461539 + -0.1538461539 + v = -0.504418348 + -0.1538461539 Combine like terms: 0.1538461539 + -0.1538461539 = 0.0000000000 0.0000000000 + v = -0.504418348 + -0.1538461539 v = -0.504418348 + -0.1538461539 Combine like terms: -0.504418348 + -0.1538461539 = -0.6582645019 v = -0.6582645019 Simplifying v = -0.6582645019

Solution

The solution to the problem is based on the solutions from the subproblems. v = {0.3505721941, -0.6582645019}

See similar equations:

| 3x-0.47x=44.45 | | 32+y=45 | | n/-19=76 | | 5(1+x)=9 | | 2x^2-20x+54=0 | | k/2+7.3=29.3 | | -8x=-90-2x | | h=vt-gt^2solve | | 38-x=6(-8+7x) | | Z/8.2=8.4 | | 5m+6=2m-3 | | Z/3.2=8.4 | | 7u^2+36u-36=0 | | x+25=6x-15 | | 2n+2=4(2n-7) | | 2z+2=7.2 | | 6x^2-96x+384=0 | | 3p(p-9)*9= | | 1/3B=9 | | 9.81*8.7= | | 22-5(6v+-1)=-67 | | 2p^2=-8P+3 | | 2p^2=8P+3 | | 6(4-7v)=24+3v | | 3-x=2/5 | | x^2+2x-7x-14= | | 3(2-g)-1+g=-21 | | 6x^2-27x-105=0 | | 8x+3=9x-15 | | 5u^2+8u-4=0 | | 80=5h | | 41=9x+5 |

Equations solver categories