9y=2y^2+4

Simple and best practice solution for 9y=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 9y=2y^2+4 equation:


Simplifying
9y = 2y2 + 4

Reorder the terms:
9y = 4 + 2y2

Solving
9y = 4 + 2y2

Solving for variable 'y'.

Reorder the terms:
-4 + 9y + -2y2 = 4 + 2y2 + -4 + -2y2

Reorder the terms:
-4 + 9y + -2y2 = 4 + -4 + 2y2 + -2y2

Combine like terms: 4 + -4 = 0
-4 + 9y + -2y2 = 0 + 2y2 + -2y2
-4 + 9y + -2y2 = 2y2 + -2y2

Combine like terms: 2y2 + -2y2 = 0
-4 + 9y + -2y2 = 0

Factor a trinomial.
(-4 + y)(1 + -2y) = 0

Subproblem 1

Set the factor '(-4 + y)' equal to zero and attempt to solve: Simplifying -4 + y = 0 Solving -4 + y = 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 + y = 0 + 4 Combine like terms: -4 + 4 = 0 0 + y = 0 + 4 y = 0 + 4 Combine like terms: 0 + 4 = 4 y = 4 Simplifying y = 4

Subproblem 2

Set the factor '(1 + -2y)' equal to zero and attempt to solve: Simplifying 1 + -2y = 0 Solving 1 + -2y = 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 + -2y = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -2y = 0 + -1 -2y = 0 + -1 Combine like terms: 0 + -1 = -1 -2y = -1 Divide each side by '-2'. y = 0.5 Simplifying y = 0.5

Solution

y = {4, 0.5}

See similar equations:

| X/-2-14=-10 | | 3(4m+5)=3m-3 | | 21x^2-13x=-8 | | 2(x-1)/6=3x-5 | | -3(2x-1)=11x | | 6n+4=1n-11 | | -23-11= | | -3+12=13x-5-12x | | 7/9=p+1/3 | | 54+.09m=38+.13m | | 5x/x-1+1/x=6 | | 1/6y^2=y-3/2 | | 33x^2-37x+10=0 | | 8(x+1)=16+8x | | 7n+4=-11 | | 12(t-3)+3t=5(3t+5)-8 | | c+2=5 | | 16x=4x | | -8-8(k+4)=-8k-40 | | P+1/4=-31/2 | | 1/8y^2=-y-2 | | SA=2Pirh+2B | | 6n+y=-11 | | 8(b-6)=-4(-3b+1) | | -1+20=m-1 | | 5((40-x)+7)+10(40-x)+25x=405 | | 2+2x/5+5-x/2=21/10 | | -5r+9=-6r | | 2/5y^2+7/5y=9/5 | | 33+729/(-72)*8 | | -5n=0+8 | | .445n+14.7=41.4 |

Equations solver categories