w^2-7w-110=0

Simple and best practice solution for w^2-7w-110=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 w^2-7w-110=0 equation:


Simplifying
w2 + -7w + -110 = 0

Reorder the terms:
-110 + -7w + w2 = 0

Solving
-110 + -7w + w2 = 0

Solving for variable 'w'.

Begin completing the square.

Move the constant term to the right:

Add '110' to each side of the equation.
-110 + -7w + 110 + w2 = 0 + 110

Reorder the terms:
-110 + 110 + -7w + w2 = 0 + 110

Combine like terms: -110 + 110 = 0
0 + -7w + w2 = 0 + 110
-7w + w2 = 0 + 110

Combine like terms: 0 + 110 = 110
-7w + w2 = 110

The w term is -7w.  Take half its coefficient (-3.5).
Square it (12.25) and add it to both sides.

Add '12.25' to each side of the equation.
-7w + 12.25 + w2 = 110 + 12.25

Reorder the terms:
12.25 + -7w + w2 = 110 + 12.25

Combine like terms: 110 + 12.25 = 122.25
12.25 + -7w + w2 = 122.25

Factor a perfect square on the left side:
(w + -3.5)(w + -3.5) = 122.25

Calculate the square root of the right side: 11.056672194

Break this problem into two subproblems by setting 
(w + -3.5) equal to 11.056672194 and -11.056672194.

Subproblem 1

w + -3.5 = 11.056672194 Simplifying w + -3.5 = 11.056672194 Reorder the terms: -3.5 + w = 11.056672194 Solving -3.5 + w = 11.056672194 Solving for variable 'w'. Move all terms containing w to the left, all other terms to the right. Add '3.5' to each side of the equation. -3.5 + 3.5 + w = 11.056672194 + 3.5 Combine like terms: -3.5 + 3.5 = 0.0 0.0 + w = 11.056672194 + 3.5 w = 11.056672194 + 3.5 Combine like terms: 11.056672194 + 3.5 = 14.556672194 w = 14.556672194 Simplifying w = 14.556672194

Subproblem 2

w + -3.5 = -11.056672194 Simplifying w + -3.5 = -11.056672194 Reorder the terms: -3.5 + w = -11.056672194 Solving -3.5 + w = -11.056672194 Solving for variable 'w'. Move all terms containing w to the left, all other terms to the right. Add '3.5' to each side of the equation. -3.5 + 3.5 + w = -11.056672194 + 3.5 Combine like terms: -3.5 + 3.5 = 0.0 0.0 + w = -11.056672194 + 3.5 w = -11.056672194 + 3.5 Combine like terms: -11.056672194 + 3.5 = -7.556672194 w = -7.556672194 Simplifying w = -7.556672194

Solution

The solution to the problem is based on the solutions from the subproblems. w = {14.556672194, -7.556672194}

See similar equations:

| -12+3/4x=3 | | 4n+14=6n | | 5g+4y(-5+3g)=16g | | 9x+11=-1x-5 | | 12(x+2)=2(6x-4)+32 | | 7(2c-5)=25 | | -7392(18x-172)=0 | | 2x+3=2x-(3x+2)+6 | | c-4=18 | | 8x+3=3*2x-1 | | (6-x^2)-(36+12x+x^2)= | | (14+a)+16= | | w+-19=79 | | 6(3x+5)=2(6x-21)+6x | | 3=-5n+2 | | x^2-13x+53=17 | | 5+4x=-11x | | 12x+2=2(6x-4)+32 | | 54=2x^2-3x | | (-7)+7=0 | | 36a^2-12a+1= | | 5(3-2x)=3-4x | | -7921+15(198x-178)=0 | | y=4(3)-9 | | 5(7+8r)-2r=-9-6r | | -40-8a=-4(5a+7) | | 8-9x-2=-52+5x-12 | | 8y-(2y-3)=4 | | 7[3-4*(x+1)]+6[(2x+7)-8]=17x-333 | | 7x-4=2x+6x | | 10=8m-3m | | 6xy+2x-3y-1=0 |

Equations solver categories