y^2+18y+81=

Simple and best practice solution for y^2+18y+81= 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 y^2+18y+81= equation:


Simplifying
y2 + 18y + 81 = 0

Reorder the terms:
81 + 18y + y2 = 0

Solving
81 + 18y + y2 = 0

Solving for variable 'y'.

Factor a trinomial.
(9 + y)(9 + y) = 0

Subproblem 1

Set the factor '(9 + y)' equal to zero and attempt to solve: Simplifying 9 + y = 0 Solving 9 + y = 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 + y = 0 + -9 Combine like terms: 9 + -9 = 0 0 + y = 0 + -9 y = 0 + -9 Combine like terms: 0 + -9 = -9 y = -9 Simplifying y = -9

Subproblem 2

Set the factor '(9 + y)' equal to zero and attempt to solve: Simplifying 9 + y = 0 Solving 9 + y = 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 + y = 0 + -9 Combine like terms: 9 + -9 = 0 0 + y = 0 + -9 y = 0 + -9 Combine like terms: 0 + -9 = -9 y = -9 Simplifying y = -9

Solution

y = {-9, -9}

See similar equations:

| 40s^2-82sd+40d^2= | | 3x+8(-x+3)=4 | | 24t^4-3t= | | 4x+3x-14=0 | | 9w^2=30+39w | | 2(x^2+1.5x+0.5625)-4-1.125=0 | | 5y-9(6y+44)=45 | | 12x-6=6x+18 | | (89)+29=24(89) | | r(r-6)=27 | | 3x-4=-12 | | X=-4+4y | | 5n^2-13n+36=0 | | x^3+4-3x-12=x-4 | | x(x-3)=2(x+3) | | 3(3x-1)=4(3+3x) | | 6-2y=6 | | m+5=m-(3) | | 8-6a+15=19 | | -(6y+3)-(5y-6)=3 | | x-7.7=-4.2 | | 7x-6x+1=0 | | K^2-2k-15=0 | | 3x-8=y | | .4(3x+9)=(-74)+2 | | X+20+10x=20+9y | | 3(5z-1)-5(z+3)=7(z+1) | | 3(5z-1)-5(z+3)=7(x+1) | | 6(2x-8)=2(6x+1) | | =1.6666666667 | | 3(5z-1)-5(z+3)z+1= | | (x+1/3)+7=(x+8/9) |

Equations solver categories