(2v^2-5v-3)-(4v^2-9v-8)+(7v^2+3v-3)=

Simple and best practice solution for (2v^2-5v-3)-(4v^2-9v-8)+(7v^2+3v-3)= 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^2-5v-3)-(4v^2-9v-8)+(7v^2+3v-3)= equation:


Simplifying
(2v2 + -5v + -3) + -1(4v2 + -9v + -8) + (7v2 + 3v + -3) = 0

Reorder the terms:
(-3 + -5v + 2v2) + -1(4v2 + -9v + -8) + (7v2 + 3v + -3) = 0

Remove parenthesis around (-3 + -5v + 2v2)
-3 + -5v + 2v2 + -1(4v2 + -9v + -8) + (7v2 + 3v + -3) = 0

Reorder the terms:
-3 + -5v + 2v2 + -1(-8 + -9v + 4v2) + (7v2 + 3v + -3) = 0
-3 + -5v + 2v2 + (-8 * -1 + -9v * -1 + 4v2 * -1) + (7v2 + 3v + -3) = 0
-3 + -5v + 2v2 + (8 + 9v + -4v2) + (7v2 + 3v + -3) = 0

Reorder the terms:
-3 + -5v + 2v2 + 8 + 9v + -4v2 + (-3 + 3v + 7v2) = 0

Remove parenthesis around (-3 + 3v + 7v2)
-3 + -5v + 2v2 + 8 + 9v + -4v2 + -3 + 3v + 7v2 = 0

Reorder the terms:
-3 + 8 + -3 + -5v + 9v + 3v + 2v2 + -4v2 + 7v2 = 0

Combine like terms: -3 + 8 = 5
5 + -3 + -5v + 9v + 3v + 2v2 + -4v2 + 7v2 = 0

Combine like terms: 5 + -3 = 2
2 + -5v + 9v + 3v + 2v2 + -4v2 + 7v2 = 0

Combine like terms: -5v + 9v = 4v
2 + 4v + 3v + 2v2 + -4v2 + 7v2 = 0

Combine like terms: 4v + 3v = 7v
2 + 7v + 2v2 + -4v2 + 7v2 = 0

Combine like terms: 2v2 + -4v2 = -2v2
2 + 7v + -2v2 + 7v2 = 0

Combine like terms: -2v2 + 7v2 = 5v2
2 + 7v + 5v2 = 0

Solving
2 + 7v + 5v2 = 0

Solving for variable 'v'.

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

Subproblem 1

Set the factor '(1 + v)' equal to zero and attempt to solve: Simplifying 1 + v = 0 Solving 1 + v = 0 Move all terms containing v to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + v = 0 + -1 Combine like terms: 1 + -1 = 0 0 + v = 0 + -1 v = 0 + -1 Combine like terms: 0 + -1 = -1 v = -1 Simplifying v = -1

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 = {-1, -0.4}

See similar equations:

| 3x+15-4-3x=56 | | 14-3m=10 | | -2cosx=0 | | (-16)+23+2+(-22)= | | 1/5x+5/6x | | 3/2y+(-1/y) | | 4x+5-4+2x=3+8+3x+2x | | -12=8+5u | | 8b^4(5-10b^5)= | | y=3x^2-13x+12 | | 5(3x-4)-(x-6)= | | 6(-8)-(-15)= | | log9(x-2)=1/2 | | (2^x+10)/4=9/2^(x-2). | | y^2x^5/y^3x^4= | | x+1/8=17/8 | | (2x-3)(x-3)(x+4)=0 | | -3.1+10x=3.5-10x | | 8/3-11 | | (X+97)/(x-2) | | -3/4x+2=11 | | 3g-4g+2-7g^2+5g-1= | | (x^2-x+2)(x-5)=0 | | (-5pq/r^3)^2=0 | | 9(u+1)=7u+13 | | (2x-5)(x+4y)=0 | | (9x-4)(9x-4)=0 | | 11x+3y=50 | | (5a^6b^2c^2)(5a^6b^2c^2)=0 | | (x-7)(x^2-3x+6)=0 | | 3a-5=4b+1 | | y=3x^2+13x+12 |

Equations solver categories