11y^2+19y+11=4y^2+4y+4

Simple and best practice solution for 11y^2+19y+11=4y^2+4y+4 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 11y^2+19y+11=4y^2+4y+4 equation:


Simplifying
11y2 + 19y + 11 = 4y2 + 4y + 4

Reorder the terms:
11 + 19y + 11y2 = 4y2 + 4y + 4

Reorder the terms:
11 + 19y + 11y2 = 4 + 4y + 4y2

Solving
11 + 19y + 11y2 = 4 + 4y + 4y2

Solving for variable 'y'.

Reorder the terms:
11 + -4 + 19y + -4y + 11y2 + -4y2 = 4 + 4y + 4y2 + -4 + -4y + -4y2

Combine like terms: 11 + -4 = 7
7 + 19y + -4y + 11y2 + -4y2 = 4 + 4y + 4y2 + -4 + -4y + -4y2

Combine like terms: 19y + -4y = 15y
7 + 15y + 11y2 + -4y2 = 4 + 4y + 4y2 + -4 + -4y + -4y2

Combine like terms: 11y2 + -4y2 = 7y2
7 + 15y + 7y2 = 4 + 4y + 4y2 + -4 + -4y + -4y2

Reorder the terms:
7 + 15y + 7y2 = 4 + -4 + 4y + -4y + 4y2 + -4y2

Combine like terms: 4 + -4 = 0
7 + 15y + 7y2 = 0 + 4y + -4y + 4y2 + -4y2
7 + 15y + 7y2 = 4y + -4y + 4y2 + -4y2

Combine like terms: 4y + -4y = 0
7 + 15y + 7y2 = 0 + 4y2 + -4y2
7 + 15y + 7y2 = 4y2 + -4y2

Combine like terms: 4y2 + -4y2 = 0
7 + 15y + 7y2 = 0

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

Divide each side by '7'.
1 + 2.142857143y + y2 = 0

Move the constant term to the right:

Add '-1' to each side of the equation.
1 + 2.142857143y + -1 + y2 = 0 + -1

Reorder the terms:
1 + -1 + 2.142857143y + y2 = 0 + -1

Combine like terms: 1 + -1 = 0
0 + 2.142857143y + y2 = 0 + -1
2.142857143y + y2 = 0 + -1

Combine like terms: 0 + -1 = -1
2.142857143y + y2 = -1

The y term is 2.142857143y.  Take half its coefficient (1.071428572).
Square it (1.147959185) and add it to both sides.

Add '1.147959185' to each side of the equation.
2.142857143y + 1.147959185 + y2 = -1 + 1.147959185

Reorder the terms:
1.147959185 + 2.142857143y + y2 = -1 + 1.147959185

Combine like terms: -1 + 1.147959185 = 0.147959185
1.147959185 + 2.142857143y + y2 = 0.147959185

Factor a perfect square on the left side:
(y + 1.071428572)(y + 1.071428572) = 0.147959185

Calculate the square root of the right side: 0.384654631

Break this problem into two subproblems by setting 
(y + 1.071428572) equal to 0.384654631 and -0.384654631.

Subproblem 1

y + 1.071428572 = 0.384654631 Simplifying y + 1.071428572 = 0.384654631 Reorder the terms: 1.071428572 + y = 0.384654631 Solving 1.071428572 + y = 0.384654631 Solving for variable 'y'. Move all terms containing y to the left, all other terms to the right. Add '-1.071428572' to each side of the equation. 1.071428572 + -1.071428572 + y = 0.384654631 + -1.071428572 Combine like terms: 1.071428572 + -1.071428572 = 0.000000000 0.000000000 + y = 0.384654631 + -1.071428572 y = 0.384654631 + -1.071428572 Combine like terms: 0.384654631 + -1.071428572 = -0.686773941 y = -0.686773941 Simplifying y = -0.686773941

Subproblem 2

y + 1.071428572 = -0.384654631 Simplifying y + 1.071428572 = -0.384654631 Reorder the terms: 1.071428572 + y = -0.384654631 Solving 1.071428572 + y = -0.384654631 Solving for variable 'y'. Move all terms containing y to the left, all other terms to the right. Add '-1.071428572' to each side of the equation. 1.071428572 + -1.071428572 + y = -0.384654631 + -1.071428572 Combine like terms: 1.071428572 + -1.071428572 = 0.000000000 0.000000000 + y = -0.384654631 + -1.071428572 y = -0.384654631 + -1.071428572 Combine like terms: -0.384654631 + -1.071428572 = -1.456083203 y = -1.456083203 Simplifying y = -1.456083203

Solution

The solution to the problem is based on the solutions from the subproblems. y = {-0.686773941, -1.456083203}

See similar equations:

| 7(6+5)= | | 95+5x-15=180 | | 33x=11 | | 12+3(8+2b)-2a-3b-9+b= | | f(-4)=2x-4 | | 18-7x+5=4x-3 | | 3371-z+(78x)235c=218532 | | 3x(7x-9)-19x=-15 | | 3(2*-4)=8 | | 10k-2=-142 | | y=0.33333(x-7) | | X-2500+1700=52400 | | 3x(7x-9)-19x=15 | | r=20.0 | | 5(3x+9)=-15 | | 8.9+1.2[3a-1]=14.9 | | 12n-30=-21+9n | | 134.0384=1.85x-2.8(3.1+7.74x) | | 8x+11x=96 | | 121+6x-1=180 | | 0.5x^2-5x+3.5=(2.8) | | 64r^2-t^2=0 | | 22x+13y=10180 | | 6x+2-5=6+3 | | -16-7(2x+3)=23-2x | | A-(-20)= | | y=11-6(4) | | 10+0.5x=14 | | 3(2-x)=8x-16 | | (x+4)+(-x+(-4))=0 | | -3x+7=2y+44 | | 2x+.6=2 |

Equations solver categories