T^2-4t-21=0

Simple and best practice solution for T^2-4t-21=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^2-4t-21=0 equation:


Simplifying
T2 + -4t + -21 = 0

Reorder the terms:
-21 + T2 + -4t = 0

Solving
-21 + T2 + -4t = 0

Solving for variable 'T'.

Move all terms containing T to the left, all other terms to the right.

Add '21' to each side of the equation.
-21 + T2 + 21 + -4t = 0 + 21

Reorder the terms:
-21 + 21 + T2 + -4t = 0 + 21

Combine like terms: -21 + 21 = 0
0 + T2 + -4t = 0 + 21
T2 + -4t = 0 + 21

Combine like terms: 0 + 21 = 21
T2 + -4t = 21

Add '4t' to each side of the equation.
T2 + -4t + 4t = 21 + 4t

Combine like terms: -4t + 4t = 0
T2 + 0 = 21 + 4t
T2 = 21 + 4t

Simplifying
T2 = 21 + 4t

Reorder the terms:
-21 + T2 + -4t = 21 + 4t + -21 + -4t

Reorder the terms:
-21 + T2 + -4t = 21 + -21 + 4t + -4t

Combine like terms: 21 + -21 = 0
-21 + T2 + -4t = 0 + 4t + -4t
-21 + T2 + -4t = 4t + -4t

Combine like terms: 4t + -4t = 0
-21 + T2 + -4t = 0

The solution to this equation could not be determined.

See similar equations:

| x+18+10=2xx+10 | | 2.3x-3.8y=22.9 | | 7x+6x+2+7=9x+5+3x | | 3w^2+14w+8= | | n/1.4+1=10 | | y/3-9=30 | | 0=125-5t^2 | | ln(20x)-ln(4)=2 | | 5x+2x=3.75 | | 5x+2x=3.25 | | 6y+2y^2=0 | | 5(8-2x)=2+16(4+x) | | 3x-5=2(x+1) | | 10m^6n+27m^5n^2+5m^4n^3= | | 42x^2-18x=0 | | 7x-4=-x-100 | | 5(x-1)=2(x+2) | | 3n^2-7x+3=3 | | 6(2+4x)=13 | | -6x^3+3x^2+18x= | | 36d+6d^2=0 | | 2x^3+7x+3=0 | | 21x=252 | | 5-6s+s^2= | | 14n^2-21n=0 | | (5c+4)(5c-4)= | | 0=6t^2+63t+4 | | 0=-5t^2+6t+1.5 | | 45=12x+3(x-8)-6 | | 20w^2+11wb-3b^2= | | 4x-7x=11 | | 24=-2(h-3)+8 |

Equations solver categories