-(-3.0625+-0.125y+0.1875y^2)+y=4

Simple and best practice solution for -(-3.0625+-0.125y+0.1875y^2)+y=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 -(-3.0625+-0.125y+0.1875y^2)+y=4 equation:


Simplifying
-1(-3.0625 + -0.125y + 0.1875y2) + y = 4
(-3.0625 * -1 + -0.125y * -1 + 0.1875y2 * -1) + y = 4
(3.0625 + 0.125y + -0.1875y2) + y = 4

Reorder the terms:
3.0625 + 0.125y + y + -0.1875y2 = 4

Combine like terms: 0.125y + y = 1.125y
3.0625 + 1.125y + -0.1875y2 = 4

Solving
3.0625 + 1.125y + -0.1875y2 = 4

Solving for variable 'y'.

Reorder the terms:
3.0625 + -4 + 1.125y + -0.1875y2 = 4 + -4

Combine like terms: 3.0625 + -4 = -0.9375
-0.9375 + 1.125y + -0.1875y2 = 4 + -4

Combine like terms: 4 + -4 = 0
-0.9375 + 1.125y + -0.1875y2 = 0

Begin completing the square.  Divide all terms by
-0.1875 the coefficient of the squared term: 

Divide each side by '-0.1875'.
5 + -6y + y2 = 0

Move the constant term to the right:

Add '-5' to each side of the equation.
5 + -6y + -5 + y2 = 0 + -5

Reorder the terms:
5 + -5 + -6y + y2 = 0 + -5

Combine like terms: 5 + -5 = 0
0 + -6y + y2 = 0 + -5
-6y + y2 = 0 + -5

Combine like terms: 0 + -5 = -5
-6y + y2 = -5

The y term is -6y.  Take half its coefficient (-3).
Square it (9) and add it to both sides.

Add '9' to each side of the equation.
-6y + 9 + y2 = -5 + 9

Reorder the terms:
9 + -6y + y2 = -5 + 9

Combine like terms: -5 + 9 = 4
9 + -6y + y2 = 4

Factor a perfect square on the left side:
(y + -3)(y + -3) = 4

Calculate the square root of the right side: 2

Break this problem into two subproblems by setting 
(y + -3) equal to 2 and -2.

Subproblem 1

y + -3 = 2 Simplifying y + -3 = 2 Reorder the terms: -3 + y = 2 Solving -3 + y = 2 Solving for variable 'y'. Move all terms containing y to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + y = 2 + 3 Combine like terms: -3 + 3 = 0 0 + y = 2 + 3 y = 2 + 3 Combine like terms: 2 + 3 = 5 y = 5 Simplifying y = 5

Subproblem 2

y + -3 = -2 Simplifying y + -3 = -2 Reorder the terms: -3 + y = -2 Solving -3 + y = -2 Solving for variable 'y'. Move all terms containing y to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + y = -2 + 3 Combine like terms: -3 + 3 = 0 0 + y = -2 + 3 y = -2 + 3 Combine like terms: -2 + 3 = 1 y = 1 Simplifying y = 1

Solution

The solution to the problem is based on the solutions from the subproblems. y = {5, 1}

See similar equations:

| 3y^2-16(-3.0625+-0.125y+0.1875y^2)=2y+49 | | x^4-29z+100=0 | | 4x^3y+12x^2y^2-72xy^3=0 | | 3y^2-16x=2y+49 | | -16t^2+16t+480=0 | | 30-b=3(8-b) | | -18*0-20y=46 | | 6x-10=5+3x-24 | | 6ab+9a+4b+6= | | 13x^2-7=0 | | 2y(x^2+7x-23)=0 | | 2d^2-162=0 | | x+y+2y=9 | | x^2+7x-23=0 | | 7-3n=5n-9 | | 50z^3+75z^2-8z-12=0 | | 2x^2y+14xy-46y=0 | | 4-3k=-6-2k | | 6x^3+54x^2+108x=0 | | -8-5x=-3 | | (r-3)(r+6)=64 | | 4x*x+9x+7=0 | | 2p-11=15 | | 5n^2+40n+80=0 | | -3m=-3y | | s=2x^2+4xy | | 4*x*x*x=12x*x*x | | -10=2+4y | | z-5z=8z-9-z | | 9p+3p+27r= | | 7t^2+3=0 | | f(x)=3x+345 |

Equations solver categories