b^2+10b=3

Simple and best practice solution for b^2+10b=3 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 b^2+10b=3 equation:


Simplifying
b2 + 10b = 3

Reorder the terms:
10b + b2 = 3

Solving
10b + b2 = 3

Solving for variable 'b'.

Reorder the terms:
-3 + 10b + b2 = 3 + -3

Combine like terms: 3 + -3 = 0
-3 + 10b + b2 = 0

Begin completing the square.

Move the constant term to the right:

Add '3' to each side of the equation.
-3 + 10b + 3 + b2 = 0 + 3

Reorder the terms:
-3 + 3 + 10b + b2 = 0 + 3

Combine like terms: -3 + 3 = 0
0 + 10b + b2 = 0 + 3
10b + b2 = 0 + 3

Combine like terms: 0 + 3 = 3
10b + b2 = 3

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

Add '25' to each side of the equation.
10b + 25 + b2 = 3 + 25

Reorder the terms:
25 + 10b + b2 = 3 + 25

Combine like terms: 3 + 25 = 28
25 + 10b + b2 = 28

Factor a perfect square on the left side:
(b + 5)(b + 5) = 28

Calculate the square root of the right side: 5.291502622

Break this problem into two subproblems by setting 
(b + 5) equal to 5.291502622 and -5.291502622.

Subproblem 1

b + 5 = 5.291502622 Simplifying b + 5 = 5.291502622 Reorder the terms: 5 + b = 5.291502622 Solving 5 + b = 5.291502622 Solving for variable 'b'. Move all terms containing b to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + b = 5.291502622 + -5 Combine like terms: 5 + -5 = 0 0 + b = 5.291502622 + -5 b = 5.291502622 + -5 Combine like terms: 5.291502622 + -5 = 0.291502622 b = 0.291502622 Simplifying b = 0.291502622

Subproblem 2

b + 5 = -5.291502622 Simplifying b + 5 = -5.291502622 Reorder the terms: 5 + b = -5.291502622 Solving 5 + b = -5.291502622 Solving for variable 'b'. Move all terms containing b to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + b = -5.291502622 + -5 Combine like terms: 5 + -5 = 0 0 + b = -5.291502622 + -5 b = -5.291502622 + -5 Combine like terms: -5.291502622 + -5 = -10.291502622 b = -10.291502622 Simplifying b = -10.291502622

Solution

The solution to the problem is based on the solutions from the subproblems. b = {0.291502622, -10.291502622}

See similar equations:

| 32=x+29 | | 29.5=-16.7-n | | b^2+10b=-3 | | -11+23=-3(x+3) | | 1/8n=2 | | -33=-14-p | | 12x-8x+15=79 | | b-24=-20 | | x^2+18x-61=4 | | X/6=-32 | | -17-n=-21 | | 3-4(6x-10)=6x+13 | | w^2-19=10-12w^2 | | n^2+10=59 | | 5(x-2)-8=-4(5x+3)-6x | | -4(v+4)=2v-3+2(6v+1) | | 7/2/35/X=4/5 | | 1/3(a)-3/4=6 | | 4(w-2)=-2w+40 | | -8=v+(-9) | | 9v+28=2(v+7) | | 4=-8u+5(u+2) | | 32=r+26 | | 17/12-3.4 | | -38=n+(-25) | | 12-5(3r-2)=17 | | -y/7=46 | | x+(-10)=7 | | 5x+30-3x=9x-4x | | -4=3x^2-3x | | 5=-4x-3 | | 3r^3(2r^0)= |

Equations solver categories