5y^2+10y-48=0

Simple and best practice solution for 5y^2+10y-48=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 5y^2+10y-48=0 equation:


Simplifying
5y2 + 10y + -48 = 0

Reorder the terms:
-48 + 10y + 5y2 = 0

Solving
-48 + 10y + 5y2 = 0

Solving for variable 'y'.

Begin completing the square.  Divide all terms by
5 the coefficient of the squared term: 

Divide each side by '5'.
-9.6 + 2y + y2 = 0

Move the constant term to the right:

Add '9.6' to each side of the equation.
-9.6 + 2y + 9.6 + y2 = 0 + 9.6

Reorder the terms:
-9.6 + 9.6 + 2y + y2 = 0 + 9.6

Combine like terms: -9.6 + 9.6 = 0.0
0.0 + 2y + y2 = 0 + 9.6
2y + y2 = 0 + 9.6

Combine like terms: 0 + 9.6 = 9.6
2y + y2 = 9.6

The y term is 2y.  Take half its coefficient (1).
Square it (1) and add it to both sides.

Add '1' to each side of the equation.
2y + 1 + y2 = 9.6 + 1

Reorder the terms:
1 + 2y + y2 = 9.6 + 1

Combine like terms: 9.6 + 1 = 10.6
1 + 2y + y2 = 10.6

Factor a perfect square on the left side:
(y + 1)(y + 1) = 10.6

Calculate the square root of the right side: 3.255764119

Break this problem into two subproblems by setting 
(y + 1) equal to 3.255764119 and -3.255764119.

Subproblem 1

y + 1 = 3.255764119 Simplifying y + 1 = 3.255764119 Reorder the terms: 1 + y = 3.255764119 Solving 1 + y = 3.255764119 Solving for variable 'y'. Move all terms containing y to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + y = 3.255764119 + -1 Combine like terms: 1 + -1 = 0 0 + y = 3.255764119 + -1 y = 3.255764119 + -1 Combine like terms: 3.255764119 + -1 = 2.255764119 y = 2.255764119 Simplifying y = 2.255764119

Subproblem 2

y + 1 = -3.255764119 Simplifying y + 1 = -3.255764119 Reorder the terms: 1 + y = -3.255764119 Solving 1 + y = -3.255764119 Solving for variable 'y'. Move all terms containing y to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + y = -3.255764119 + -1 Combine like terms: 1 + -1 = 0 0 + y = -3.255764119 + -1 y = -3.255764119 + -1 Combine like terms: -3.255764119 + -1 = -4.255764119 y = -4.255764119 Simplifying y = -4.255764119

Solution

The solution to the problem is based on the solutions from the subproblems. y = {2.255764119, -4.255764119}

See similar equations:

| 24+0.79=1.19x | | 9=4(-3)-3 | | -14(-10x-13)=1162 | | -24+7x=25 | | 2x22/7x25x3.5 | | 4x^6+11x^5-x^3+7x+7=0 | | 3x-6(6x+31)=12 | | 2*x=512 | | 1/10_=k/100 | | 3x-4+9x=10 | | 2x+y^2=36 | | (x+9)+(4x^2)=0 | | 5x+1=8x-32 | | 5/9x31/90 | | (f+g)(x)=(x+9)+(4x^2) | | 20+5x=10-8x | | 11.5=14t+20.6 | | 21x+3y=210 | | x^2=-192 | | 30x^3+26x^2+4x= | | x-1/3=12 | | 6x+3x=3x-x | | x/2-3-x≥1 | | 4/(-2-8i) | | 9a+10=64 | | 3x+4.8=12 | | 4(x-7)=6(x-9)+60 | | 1x+2y=60 | | N/24=4/9 | | 0.7xX=29820 | | 8-0.03w=1.8 | | 3(x+4)=x-3 |

Equations solver categories