3y^2-4=-4y

Simple and best practice solution for 3y^2-4=-4y 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 3y^2-4=-4y equation:


Simplifying
3y2 + -4 = -4y

Reorder the terms:
-4 + 3y2 = -4y

Solving
-4 + 3y2 = -4y

Solving for variable 'y'.

Reorder the terms:
-4 + 4y + 3y2 = -4y + 4y

Combine like terms: -4y + 4y = 0
-4 + 4y + 3y2 = 0

Factor a trinomial.
(-2 + -1y)(2 + -3y) = 0

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 '(2 + -3y)' equal to zero and attempt to solve: Simplifying 2 + -3y = 0 Solving 2 + -3y = 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 + -3y = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -3y = 0 + -2 -3y = 0 + -2 Combine like terms: 0 + -2 = -2 -3y = -2 Divide each side by '-3'. y = 0.6666666667 Simplifying y = 0.6666666667

Solution

y = {-2, 0.6666666667}

See similar equations:

| 4(x+2)2-4=12 | | 2(x+7)=10 | | 9x^2+3kx-k=0 | | x^2-6x+3=k(2x-1) | | 15-5x=-25 | | 3x-9=42 | | 42-20=2p | | 3y^2-4=4y | | -4x-40-14x=32 | | C=Amt | | C=Amy | | x-x*0.2=y | | 3x^2-14x=5 | | 4k(k+3)=-19 | | 3-2=x+4 | | 5x+2(x+2)=18 | | 6x^2+11x=72 | | 4x^2-44x=-120 | | 3x+6=X+4 | | C=2500+0.5Yd | | 14+8.2= | | -2j+5=6h | | 3u-(25-u)=-11-2u | | Y=3mx-4b | | t^4-13t^2+36=0 | | (x-1)(2x+1)=0 | | 320=24+20 | | x^2+28x+5=0 | | y^2+16y+28=0 | | 6x^2-9-13x^2+11+11x= | | 3p+3=14 | | 12+(34-5)= |

Equations solver categories