-5w+7=6w^2

Simple and best practice solution for -5w+7=6w^2 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 -5w+7=6w^2 equation:


Simplifying
-5w + 7 = 6w2

Reorder the terms:
7 + -5w = 6w2

Solving
7 + -5w = 6w2

Solving for variable 'w'.

Combine like terms: 6w2 + -6w2 = 0
7 + -5w + -6w2 = 0

Begin completing the square.  Divide all terms by
-6 the coefficient of the squared term: 

Divide each side by '-6'.
-1.166666667 + 0.8333333333w + w2 = 0

Move the constant term to the right:

Add '1.166666667' to each side of the equation.
-1.166666667 + 0.8333333333w + 1.166666667 + w2 = 0 + 1.166666667

Reorder the terms:
-1.166666667 + 1.166666667 + 0.8333333333w + w2 = 0 + 1.166666667

Combine like terms: -1.166666667 + 1.166666667 = 0.000000000
0.000000000 + 0.8333333333w + w2 = 0 + 1.166666667
0.8333333333w + w2 = 0 + 1.166666667

Combine like terms: 0 + 1.166666667 = 1.166666667
0.8333333333w + w2 = 1.166666667

The w term is 0.8333333333w.  Take half its coefficient (0.4166666667).
Square it (0.1736111111) and add it to both sides.

Add '0.1736111111' to each side of the equation.
0.8333333333w + 0.1736111111 + w2 = 1.166666667 + 0.1736111111

Reorder the terms:
0.1736111111 + 0.8333333333w + w2 = 1.166666667 + 0.1736111111

Combine like terms: 1.166666667 + 0.1736111111 = 1.3402777781
0.1736111111 + 0.8333333333w + w2 = 1.3402777781

Factor a perfect square on the left side:
(w + 0.4166666667)(w + 0.4166666667) = 1.3402777781

Calculate the square root of the right side: 1.157703666

Break this problem into two subproblems by setting 
(w + 0.4166666667) equal to 1.157703666 and -1.157703666.

Subproblem 1

w + 0.4166666667 = 1.157703666 Simplifying w + 0.4166666667 = 1.157703666 Reorder the terms: 0.4166666667 + w = 1.157703666 Solving 0.4166666667 + w = 1.157703666 Solving for variable 'w'. Move all terms containing w to the left, all other terms to the right. Add '-0.4166666667' to each side of the equation. 0.4166666667 + -0.4166666667 + w = 1.157703666 + -0.4166666667 Combine like terms: 0.4166666667 + -0.4166666667 = 0.0000000000 0.0000000000 + w = 1.157703666 + -0.4166666667 w = 1.157703666 + -0.4166666667 Combine like terms: 1.157703666 + -0.4166666667 = 0.7410369993 w = 0.7410369993 Simplifying w = 0.7410369993

Subproblem 2

w + 0.4166666667 = -1.157703666 Simplifying w + 0.4166666667 = -1.157703666 Reorder the terms: 0.4166666667 + w = -1.157703666 Solving 0.4166666667 + w = -1.157703666 Solving for variable 'w'. Move all terms containing w to the left, all other terms to the right. Add '-0.4166666667' to each side of the equation. 0.4166666667 + -0.4166666667 + w = -1.157703666 + -0.4166666667 Combine like terms: 0.4166666667 + -0.4166666667 = 0.0000000000 0.0000000000 + w = -1.157703666 + -0.4166666667 w = -1.157703666 + -0.4166666667 Combine like terms: -1.157703666 + -0.4166666667 = -1.5743703327 w = -1.5743703327 Simplifying w = -1.5743703327

Solution

The solution to the problem is based on the solutions from the subproblems. w = {0.7410369993, -1.5743703327}

See similar equations:

| r+645=870 | | 328=40-48x | | 7W=768 | | h/7 | | 40=12x-7x | | 3+8*3x=2x-1 | | 2p-9=-12-8(p-10) | | 3-6a=6x+8 | | 2p-9=-12-8 | | x^2+y^2+z^2-8z=9 | | 33*150= | | 22=10v-7v+8v | | 4m=57 | | 2v+15=39 | | Y-1/3=3 | | 6-7x=6x+71 | | n*4=52 | | 3.6s+5.4+1.1+4.6=0.3 | | 45=3x+5x+7x | | (-4n)-(-24)=12 | | -5+4x=-2x+43 | | n*x=52 | | 4p/p-1 | | -x-3x^2=-4 | | -2x+6=42-5x | | d-113=20 | | 38=2u+14 | | 9z-16=11z | | f+21=884 | | 6x+6=-16+4x | | x-9+4x+4=12 | | j/8=10 |

Equations solver categories