-0.01x^2+.7x+6.1=

Simple and best practice solution for -0.01x^2+.7x+6.1= 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 -0.01x^2+.7x+6.1= equation:


Simplifying
-0.01x2 + 0.7x + 6.1 = 0

Reorder the terms:
6.1 + 0.7x + -0.01x2 = 0

Solving
6.1 + 0.7x + -0.01x2 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
-0.01 the coefficient of the squared term: 

Divide each side by '-0.01'.
-610 + -70x + x2 = 0

Move the constant term to the right:

Add '610' to each side of the equation.
-610 + -70x + 610 + x2 = 0 + 610

Reorder the terms:
-610 + 610 + -70x + x2 = 0 + 610

Combine like terms: -610 + 610 = 0
0 + -70x + x2 = 0 + 610
-70x + x2 = 0 + 610

Combine like terms: 0 + 610 = 610
-70x + x2 = 610

The x term is -70x.  Take half its coefficient (-35).
Square it (1225) and add it to both sides.

Add '1225' to each side of the equation.
-70x + 1225 + x2 = 610 + 1225

Reorder the terms:
1225 + -70x + x2 = 610 + 1225

Combine like terms: 610 + 1225 = 1835
1225 + -70x + x2 = 1835

Factor a perfect square on the left side:
(x + -35)(x + -35) = 1835

Calculate the square root of the right side: 42.836899981

Break this problem into two subproblems by setting 
(x + -35) equal to 42.836899981 and -42.836899981.

Subproblem 1

x + -35 = 42.836899981 Simplifying x + -35 = 42.836899981 Reorder the terms: -35 + x = 42.836899981 Solving -35 + x = 42.836899981 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '35' to each side of the equation. -35 + 35 + x = 42.836899981 + 35 Combine like terms: -35 + 35 = 0 0 + x = 42.836899981 + 35 x = 42.836899981 + 35 Combine like terms: 42.836899981 + 35 = 77.836899981 x = 77.836899981 Simplifying x = 77.836899981

Subproblem 2

x + -35 = -42.836899981 Simplifying x + -35 = -42.836899981 Reorder the terms: -35 + x = -42.836899981 Solving -35 + x = -42.836899981 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '35' to each side of the equation. -35 + 35 + x = -42.836899981 + 35 Combine like terms: -35 + 35 = 0 0 + x = -42.836899981 + 35 x = -42.836899981 + 35 Combine like terms: -42.836899981 + 35 = -7.836899981 x = -7.836899981 Simplifying x = -7.836899981

Solution

The solution to the problem is based on the solutions from the subproblems. x = {77.836899981, -7.836899981}

See similar equations:

| 8=(n)/(-7)-5 | | 3/4x-15=30 | | 3.6+10m=6.41 | | 0.5x+4=13.5 | | 6x+20=14-52 | | Y^2-9y+74=0 | | 120+18m=408 | | 34n-120=390 | | (3x/7y^3)^2 | | 5x=x+30(5) | | (2x^3y^3-3xy+4)(4xy^3)=z | | g(x)=x^2-12x+39 | | 6y-4y^2=-7 | | 10n+6=9 | | 4x^4-23x^2-6=0 | | 14x=108 | | 6x^4-23x^2-6=0 | | -11=8w-11 | | -46=5x-.333 | | 2x-36=26 | | -4x-4x=52-4 | | 25x-8x+2=0 | | n(n-3)=180 | | y^2-y-1=0 | | y^2-zy-1=0 | | (2n-3)(2n+3)= | | 4n-15=45 | | 6x-3(x+5)=3(x-4) | | 108a+72=39 | | -7.7v+7.1=-0.6 | | x+(x+1)=38 | | 15cos(PIx+.5)=f(x) |

Equations solver categories