9y^2+25=-30y

Simple and best practice solution for 9y^2+25=-30y 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^2+25=-30y equation:


Simplifying
9y2 + 25 = -30y

Reorder the terms:
25 + 9y2 = -30y

Solving
25 + 9y2 = -30y

Solving for variable 'y'.

Reorder the terms:
25 + 30y + 9y2 = -30y + 30y

Combine like terms: -30y + 30y = 0
25 + 30y + 9y2 = 0

Factor a trinomial.
(5 + 3y)(5 + 3y) = 0

Subproblem 1

Set the factor '(5 + 3y)' equal to zero and attempt to solve: Simplifying 5 + 3y = 0 Solving 5 + 3y = 0 Move all terms containing y to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + 3y = 0 + -5 Combine like terms: 5 + -5 = 0 0 + 3y = 0 + -5 3y = 0 + -5 Combine like terms: 0 + -5 = -5 3y = -5 Divide each side by '3'. y = -1.666666667 Simplifying y = -1.666666667

Subproblem 2

Set the factor '(5 + 3y)' equal to zero and attempt to solve: Simplifying 5 + 3y = 0 Solving 5 + 3y = 0 Move all terms containing y to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + 3y = 0 + -5 Combine like terms: 5 + -5 = 0 0 + 3y = 0 + -5 3y = 0 + -5 Combine like terms: 0 + -5 = -5 3y = -5 Divide each side by '3'. y = -1.666666667 Simplifying y = -1.666666667

Solution

y = {-1.666666667, -1.666666667}

See similar equations:

| 8x-7=19z+15 | | (11+x)(4x-10)= | | x^2-2=120 | | -7y+6=-8y+9 | | x^2+y^2-2x-4y-31=0 | | 5w^2-17w=-6 | | 3(6-n)=21-6n | | -0.3a+1.4=1.2-0.7a | | 7/3-3= | | 0.14(y-3)+0.10y=0.16y-0.03(40) | | -3(x-5)-(x+6)= | | 5q=3 | | -14=2x-5x+10 | | -3(b+2)=-3b-6 | | 4a-24=52 | | 7(x+3)+8=4x+3(-5+x) | | 4.12=16.81 | | -3(y-3y)+4=-4(3y-y)+6y+13y | | C=35-0.4C | | 3(x+4)=9x | | -3(b+2)=3b-6 | | -4-6x+7x=-16 | | 13-7x=11+5x | | 3x+4=9x | | 3x-15=-22 | | 9-x=3x-7 | | 8a+21+11=0 | | x^2+2x-248=0 | | 7x-3(5-x)=18 | | A+A=14-2 | | -16=a+71 | | 3.74=1.7b |

Equations solver categories