-4y^2+15y+4=0

Simple and best practice solution for -4y^2+15y+4=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 -4y^2+15y+4=0 equation:


Simplifying
-4y2 + 15y + 4 = 0

Reorder the terms:
4 + 15y + -4y2 = 0

Solving
4 + 15y + -4y2 = 0

Solving for variable 'y'.

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

Subproblem 1

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

Subproblem 2

Set the factor '(1 + 4y)' equal to zero and attempt to solve: Simplifying 1 + 4y = 0 Solving 1 + 4y = 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 + 4y = 0 + -1 Combine like terms: 1 + -1 = 0 0 + 4y = 0 + -1 4y = 0 + -1 Combine like terms: 0 + -1 = -1 4y = -1 Divide each side by '4'. y = -0.25 Simplifying y = -0.25

Solution

y = {4, -0.25}

See similar equations:

| 0.5x+0.33=-0.40+0.5 | | 35=-1.4x | | 3-2=9 | | 28d+3=19 | | -5x+7y=-8 | | X+81+x+81+61+50=180 | | 4(x+3)=6(x+4) | | X/-3-13=83 | | 10+20=3d+6 | | 16d+9=9d+72 | | 2(x+7)+4=12 | | 3z/10-7=4 | | 2x+55+35=180 | | 9x(x-3)=6(x+4) | | 5v^2-17v+6=0 | | 2x^2-16+4=0 | | x^2+6=83 | | X/4-12=3 | | 21+134+5x=180 | | 5(x-3)=0.5 | | (3x+7)x(3x+7)= | | 12v^2=24+28v | | 3(x+1)=2(1-x) | | 0.91+0.05*x+0.01*x^13=x | | 12t-5=7t | | .7x+.32(7)=.5(21) | | -4w+16-4w=-22 | | 3z/7-4=10 | | 4(4x-6)=-20 | | 5(2x-3)=-75 | | 3sinx=-3sinx-4 | | 10y=5x-3 |

Equations solver categories