2y+8-2y^2=4

Simple and best practice solution for 2y+8-2y^2=4 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+8-2y^2=4 equation:


Simplifying
2y + 8 + -2y2 = 4

Reorder the terms:
8 + 2y + -2y2 = 4

Solving
8 + 2y + -2y2 = 4

Solving for variable 'y'.

Reorder the terms:
8 + -4 + 2y + -2y2 = 4 + -4

Combine like terms: 8 + -4 = 4
4 + 2y + -2y2 = 4 + -4

Combine like terms: 4 + -4 = 0
4 + 2y + -2y2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(2 + y + -1y2) = 0

Factor a trinomial.
2((2 + -1y)(1 + y)) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(2 + -1y)' equal to zero and attempt to solve: Simplifying 2 + -1y = 0 Solving 2 + -1y = 0 Move all terms containing y to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -1y = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1y = 0 + -2 -1y = 0 + -2 Combine like terms: 0 + -2 = -2 -1y = -2 Divide each side by '-1'. y = 2 Simplifying y = 2

Subproblem 2

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

Solution

y = {2, -1}

See similar equations:

| 6y=4+6y | | 1/4*4/7 | | 1.5n=-45 | | x^2=(5/8)x | | X/12=x/13-1 | | -3p-5(6-2p)=5(p-3)-5 | | 8y+12=2y | | 2(x+2)+2=(x+3)+1 | | 10x-5x=11 | | 16t^2-144t+224=0 | | M/12=4/96 | | 7x=(x+36) | | B/20=70/100 | | 2-7(4x+6)=8(-4x+1)-2 | | -28x^2-16x=0 | | 2a+2b=44 | | x-5/x-3= | | 4x+4z=6+5y | | (x^2-5)/(x-3)= | | 4/5x-4=9/5x | | b/7=1 | | 5m=q-5u | | (x+0.4)(x+1.5)=0 | | (x+4)(x-9)5x=0 | | Y=5sinx+3sinx | | 1/4=5/6a | | 3a=c-a(b-d) | | 20x-10x=200 | | -3(4r+1)=-63 | | 24x^2+25x-144=0 | | 3/4*6-x=-2 | | 2(6y-7)-(5y+5)= |

Equations solver categories