y^2+22=10y

Simple and best practice solution for y^2+22=10y 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+22=10y equation:


Simplifying
y2 + 22 = 10y

Reorder the terms:
22 + y2 = 10y

Solving
22 + y2 = 10y

Solving for variable 'y'.

Reorder the terms:
22 + -10y + y2 = 10y + -10y

Combine like terms: 10y + -10y = 0
22 + -10y + y2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-22' to each side of the equation.
22 + -10y + -22 + y2 = 0 + -22

Reorder the terms:
22 + -22 + -10y + y2 = 0 + -22

Combine like terms: 22 + -22 = 0
0 + -10y + y2 = 0 + -22
-10y + y2 = 0 + -22

Combine like terms: 0 + -22 = -22
-10y + y2 = -22

The y term is -10y.  Take half its coefficient (-5).
Square it (25) and add it to both sides.

Add '25' to each side of the equation.
-10y + 25 + y2 = -22 + 25

Reorder the terms:
25 + -10y + y2 = -22 + 25

Combine like terms: -22 + 25 = 3
25 + -10y + y2 = 3

Factor a perfect square on the left side:
(y + -5)(y + -5) = 3

Calculate the square root of the right side: 1.732050808

Break this problem into two subproblems by setting 
(y + -5) equal to 1.732050808 and -1.732050808.

Subproblem 1

y + -5 = 1.732050808 Simplifying y + -5 = 1.732050808 Reorder the terms: -5 + y = 1.732050808 Solving -5 + y = 1.732050808 Solving for variable 'y'. Move all terms containing y to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + y = 1.732050808 + 5 Combine like terms: -5 + 5 = 0 0 + y = 1.732050808 + 5 y = 1.732050808 + 5 Combine like terms: 1.732050808 + 5 = 6.732050808 y = 6.732050808 Simplifying y = 6.732050808

Subproblem 2

y + -5 = -1.732050808 Simplifying y + -5 = -1.732050808 Reorder the terms: -5 + y = -1.732050808 Solving -5 + y = -1.732050808 Solving for variable 'y'. Move all terms containing y to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + y = -1.732050808 + 5 Combine like terms: -5 + 5 = 0 0 + y = -1.732050808 + 5 y = -1.732050808 + 5 Combine like terms: -1.732050808 + 5 = 3.267949192 y = 3.267949192 Simplifying y = 3.267949192

Solution

The solution to the problem is based on the solutions from the subproblems. y = {6.732050808, 3.267949192}

See similar equations:

| 4x^2+x-5=0 | | 6(4x-4)=3(8x+7) | | 5+6m-4=8m+4-5m | | 5p+5=4+p | | b^3-36b^2-9b+324= | | -5x+9=54 | | x^2-2x-10=0 | | y=x^2-2x-10 | | -7.6r=3.05 | | b^3-64b^2-9b+576= | | 8m+12m=120 | | 7.6r=3.05 | | 7.6=3.05 | | 40b^2+67bw+28w^2= | | -7.5x=37.5 | | 12x^2-13xy-35y^2= | | 3(n)-(2(n)-2)=9 | | 6x^2+13x-63= | | 20x^2+11x-3= | | -3x^2+10x-6=0 | | 20x^2+17x-63= | | 4k(k+10)=10 | | 33x^2-96x-9= | | b-29.15=-17.73 | | 4.7=-14.7 | | 33x^2-42x-48= | | x^2-8x+1=0 | | 20x^3+57x^2+13x= | | 3(2t-6)=2(3t-9) | | -14.7=4.7 | | 2x^2-18x-2=0 | | 2x(x-9)=2 |

Equations solver categories