b^2+16b=-65

Simple and best practice solution for b^2+16b=-65 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+16b=-65 equation:


Simplifying
b2 + 16b = -65

Reorder the terms:
16b + b2 = -65

Solving
16b + b2 = -65

Solving for variable 'b'.

Reorder the terms:
65 + 16b + b2 = -65 + 65

Combine like terms: -65 + 65 = 0
65 + 16b + b2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-65' to each side of the equation.
65 + 16b + -65 + b2 = 0 + -65

Reorder the terms:
65 + -65 + 16b + b2 = 0 + -65

Combine like terms: 65 + -65 = 0
0 + 16b + b2 = 0 + -65
16b + b2 = 0 + -65

Combine like terms: 0 + -65 = -65
16b + b2 = -65

The b term is 16b.  Take half its coefficient (8).
Square it (64) and add it to both sides.

Add '64' to each side of the equation.
16b + 64 + b2 = -65 + 64

Reorder the terms:
64 + 16b + b2 = -65 + 64

Combine like terms: -65 + 64 = -1
64 + 16b + b2 = -1

Factor a perfect square on the left side:
(b + 8)(b + 8) = -1

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| (8a^3+a-7)-(5-7a^3-3a^2)= | | 2x+12=-10-9x | | m^2*m^6= | | 14+1.75r=-14 | | n+(n+1)+(n+2)+(n+3)=-66 | | Y(y+4)=45 | | 0.6*t-4=5 | | N^2=9n | | x^2+20x+135=0 | | X^2-12x=36 | | 19+18-b-14=16 | | 7l+9=37 | | 168=14x | | (X-5)(x+2)=3(x-1)+2 | | 3n(5n+5)=0 | | n^2+10n+60=-4n | | 18w=72 | | 4*10-y=3yngk | | 3x+4=8x-16 | | 5-1-6+b-4=69 | | 10X-7y=-18 | | 2x-3=15+11x | | 7-7x=81-21x | | 5w(9w+4)=0 | | 10+9-c+17+18=22 | | y^2-16x+64=-4x-16 | | (8x+9)+(x+5)= | | 6x^2-43x+72=0 | | 6s-5=37 | | Ab+2a+10b+20=0 | | x^3+5x^2-16x-80=0 | | 7(x-3)=-70 |

Equations solver categories