w^2-10w=4

Simple and best practice solution for w^2-10w=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 w^2-10w=4 equation:


Simplifying
w2 + -10w = 4

Reorder the terms:
-10w + w2 = 4

Solving
-10w + w2 = 4

Solving for variable 'w'.

Reorder the terms:
-4 + -10w + w2 = 4 + -4

Combine like terms: 4 + -4 = 0
-4 + -10w + w2 = 0

Begin completing the square.

Move the constant term to the right:

Add '4' to each side of the equation.
-4 + -10w + 4 + w2 = 0 + 4

Reorder the terms:
-4 + 4 + -10w + w2 = 0 + 4

Combine like terms: -4 + 4 = 0
0 + -10w + w2 = 0 + 4
-10w + w2 = 0 + 4

Combine like terms: 0 + 4 = 4
-10w + w2 = 4

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

Add '25' to each side of the equation.
-10w + 25 + w2 = 4 + 25

Reorder the terms:
25 + -10w + w2 = 4 + 25

Combine like terms: 4 + 25 = 29
25 + -10w + w2 = 29

Factor a perfect square on the left side:
(w + -5)(w + -5) = 29

Calculate the square root of the right side: 5.385164807

Break this problem into two subproblems by setting 
(w + -5) equal to 5.385164807 and -5.385164807.

Subproblem 1

w + -5 = 5.385164807 Simplifying w + -5 = 5.385164807 Reorder the terms: -5 + w = 5.385164807 Solving -5 + w = 5.385164807 Solving for variable 'w'. Move all terms containing w to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + w = 5.385164807 + 5 Combine like terms: -5 + 5 = 0 0 + w = 5.385164807 + 5 w = 5.385164807 + 5 Combine like terms: 5.385164807 + 5 = 10.385164807 w = 10.385164807 Simplifying w = 10.385164807

Subproblem 2

w + -5 = -5.385164807 Simplifying w + -5 = -5.385164807 Reorder the terms: -5 + w = -5.385164807 Solving -5 + w = -5.385164807 Solving for variable 'w'. Move all terms containing w to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + w = -5.385164807 + 5 Combine like terms: -5 + 5 = 0 0 + w = -5.385164807 + 5 w = -5.385164807 + 5 Combine like terms: -5.385164807 + 5 = -0.385164807 w = -0.385164807 Simplifying w = -0.385164807

Solution

The solution to the problem is based on the solutions from the subproblems. w = {10.385164807, -0.385164807}

See similar equations:

| -41=7+8x | | y^2-14y+7=0 | | y^2-14y-14=0 | | y^2-14y+14=0 | | X-7.9=-5.9 | | 5+2s-1=7s+5-4s | | X+38=17 | | 4x^2-28x+48=0 | | 3x+7+2x+5x/3+3x-2=360 | | 4x^2-3x+1= | | (x-4)2=36 | | 29x/3=355 | | x^2+4=x+9 | | m-18=-12 | | 2x^2+12=x^2+8x | | 34=2(11+3x) | | -5x+15=-10 | | 24=2(3+3x) | | 30=5y | | -3x+7y=-1 | | -3.2x=11.52 | | 5c^2=9c | | (+6)-(+4)= | | -7x-4y=18 | | 7+[-12]-(-4)+(-6)= | | 5A+15(A+1)=35 | | 4x+18x=88 | | -2(3s-6)-12=-2(8s+0)-3 | | -5y^2+125=0 | | 16e+9d=0 | | 0.55x=-45 | | x(x+3)=x^2+24 |

Equations solver categories