2y^2+7y-11-y^2-6y-9=0

Simple and best practice solution for 2y^2+7y-11-y^2-6y-9=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 2y^2+7y-11-y^2-6y-9=0 equation:


Simplifying
2y2 + 7y + -11 + -1y2 + -6y + -9 = 0

Reorder the terms:
-11 + -9 + 7y + -6y + 2y2 + -1y2 = 0

Combine like terms: -11 + -9 = -20
-20 + 7y + -6y + 2y2 + -1y2 = 0

Combine like terms: 7y + -6y = 1y
-20 + 1y + 2y2 + -1y2 = 0

Combine like terms: 2y2 + -1y2 = 1y2
-20 + 1y + 1y2 = 0

Solving
-20 + 1y + 1y2 = 0

Solving for variable 'y'.

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

Subproblem 1

Set the factor '(-5 + -1y)' equal to zero and attempt to solve: Simplifying -5 + -1y = 0 Solving -5 + -1y = 0 Move all terms containing y to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + -1y = 0 + 5 Combine like terms: -5 + 5 = 0 0 + -1y = 0 + 5 -1y = 0 + 5 Combine like terms: 0 + 5 = 5 -1y = 5 Divide each side by '-1'. y = -5 Simplifying y = -5

Subproblem 2

Set the factor '(4 + -1y)' equal to zero and attempt to solve: Simplifying 4 + -1y = 0 Solving 4 + -1y = 0 Move all terms containing y to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -1y = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -1y = 0 + -4 -1y = 0 + -4 Combine like terms: 0 + -4 = -4 -1y = -4 Divide each side by '-1'. y = 4 Simplifying y = 4

Solution

y = {-5, 4}

See similar equations:

| x*X-6X-21=0 | | 5(t-5)+5t=5(2t+4)-11 | | f(x)=2-(x+7)+2x | | =2-(x+7)+2xf(x) | | 5(t-5)+5t=(2t+4)-11 | | 15=(-5/7)u | | (1/5y+6)(1/5y-7) | | -3(3s-4)-12=-3(5s+4)-3 | | 6x+2y=-10 | | 2u^2+u-11-u^2-2u-1=0 | | -15/16a=-5/4 | | 2s-6s=32 | | p*p-14p+18=0 | | (3x-2x-3)(x+4x+5)= | | b=p1-p2/w | | (9m-8w)(9m+8w)= | | 6t+19t=125 | | c=1/4*3.14m^2 | | 10x^3-35x^2+15x=0 | | z=sg | | y=-x^2-4x+1 | | 6(9x^2-6x+1)+4=14(3x-1) | | -69/6 | | (5w+3)(1+w)=0 | | 6*3x=428 | | (3x-5)(8x+3)=0 | | 3x^2+18x+3=0 | | wx-7z-2w+14=0 | | 428=6x(3) | | 3/10b+3/2 | | m*m-6m+5=0 | | 6d-10=7d |

Equations solver categories