t^2+12t+40=0

Simple and best practice solution for t^2+12t+40=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 t^2+12t+40=0 equation:


Simplifying
t2 + 12t + 40 = 0

Reorder the terms:
40 + 12t + t2 = 0

Solving
40 + 12t + t2 = 0

Solving for variable 't'.

Begin completing the square.

Move the constant term to the right:

Add '-40' to each side of the equation.
40 + 12t + -40 + t2 = 0 + -40

Reorder the terms:
40 + -40 + 12t + t2 = 0 + -40

Combine like terms: 40 + -40 = 0
0 + 12t + t2 = 0 + -40
12t + t2 = 0 + -40

Combine like terms: 0 + -40 = -40
12t + t2 = -40

The t term is 12t.  Take half its coefficient (6).
Square it (36) and add it to both sides.

Add '36' to each side of the equation.
12t + 36 + t2 = -40 + 36

Reorder the terms:
36 + 12t + t2 = -40 + 36

Combine like terms: -40 + 36 = -4
36 + 12t + t2 = -4

Factor a perfect square on the left side:
(t + 6)(t + 6) = -4

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| x^2-10x+31=0 | | (16+9i)-(12+9i)=0 | | 6x+2(2+7)=46 | | (x-2)*(x-3)*(x-4)*(x-5)=0 | | 3-(5x-23)=7(x-3) | | log(5)(5x+9)=log(5)(6x) | | -3(n-3)-(-5n-2)=n | | 6x+3(x-10)=61-(x-1) | | (x-2)*(x-3)*(x-4)*(x-5)=360 | | 7/9(0.8) | | 16+19+x=56 | | 4x5/12 | | (14+10i)+(-4-18i)=0 | | 287=7(1-6n) | | 5x-5=85 | | 1-9(4d-2)-6d= | | 2x+y=(-6) | | 6.20x+5.60=5.10x+4.20 | | 4x+2y=176 | | 2y+2z=16 | | 16+19+x=19 | | 4x-5=85 | | -5x-2x=8-4+2x+1 | | (25b-6)-6(4b+1)=-2 | | 4g(16+2g)=8g+12 | | 3x+1.4=2x+23 | | -2(9-7x)-2(x-1)=8x | | (5v+6)(5v-5)= | | 5(5x+7)=3(8x+6)-5 | | x-21=61 | | (2x+5)(6x-1)=90 | | 3/4x+1/3=3/4(x+8) |

Equations solver categories