2y^2+5y-18=

Simple and best practice solution for 2y^2+5y-18= 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+5y-18= equation:


Simplifying
2y2 + 5y + -18 = 0

Reorder the terms:
-18 + 5y + 2y2 = 0

Solving
-18 + 5y + 2y2 = 0

Solving for variable 'y'.

Factor a trinomial.
(-9 + -2y)(2 + -1y) = 0

Subproblem 1

Set the factor '(-9 + -2y)' equal to zero and attempt to solve: Simplifying -9 + -2y = 0 Solving -9 + -2y = 0 Move all terms containing y to the left, all other terms to the right. Add '9' to each side of the equation. -9 + 9 + -2y = 0 + 9 Combine like terms: -9 + 9 = 0 0 + -2y = 0 + 9 -2y = 0 + 9 Combine like terms: 0 + 9 = 9 -2y = 9 Divide each side by '-2'. y = -4.5 Simplifying y = -4.5

Subproblem 2

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

Solution

y = {-4.5, 2}

See similar equations:

| 16=a/3 | | -75=5(4x+5) | | 21z^2+19z-2= | | s/-4-3=13 | | 15y=87-9x | | 2(2a-2)=4 | | 10/8=4X | | V^6+25= | | X-4X-2=3X-1-2X | | 10+5x=7x+26 | | 18+2n=4n+10 | | 4x-5y+5=0 | | 3z^2-19z+30= | | 2x+5=2x+25 | | 6-5y=8-6y | | -3X-5X+6=54-6X | | 160+4x=15 | | 8x+9=23 | | 2+3A-1-A=41 | | -2a-9=4a+5 | | 6y+4=5y-4 | | 0.8/90=5.6/y | | y=5x+6x^2-7 | | 8(112.00)+9=23 | | 8x-72=9 | | h/3=18 | | 8-6g+8=19 | | 4w^2+17w=-4 | | e=8*4.123+12 | | 5d/11 | | 1x=-2x+9 | | y/5-3=8 |

Equations solver categories