21=6-t

Simple and best practice solution for 21=6-t 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 21=6-t equation:


Simplifying
21 = 6 + -1t

Solving
21 = 6 + -1t

Solving for variable 't'.

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

Add 't' to each side of the equation.
21 + t = 6 + -1t + t

Combine like terms: -1t + t = 0
21 + t = 6 + 0
21 + t = 6

Add '-21' to each side of the equation.
21 + -21 + t = 6 + -21

Combine like terms: 21 + -21 = 0
0 + t = 6 + -21
t = 6 + -21

Combine like terms: 6 + -21 = -15
t = -15

Simplifying
t = -15

See similar equations:

| 6(-5)+8=5(-5)+3 | | -10t+35/5= | | 128=40-n | | 7s+3=2s-22 | | 8.9m-3=7.9m-3 | | 3x+5=4x-7-1000 | | -12=(-3/2k) | | (2z+5)(2z-3)= | | 5x-25x+10=-15x-10x-15 | | 6x+4y+2z=6 | | -3(a-12)=39 | | (-m/8)=5/8 | | 5m+3=3m-9 | | -(5/8)=5/8 | | -3(4-11y)= | | ((13*3)-3/3) | | 3x-3=xy-y | | (-3X^2-2yz^2)(-3X^2+2YZ^2)=0 | | .75/18 | | 3/4/18 | | b+2(b+1)=5 | | 3304/14 | | X^4-7x-30=0 | | 16+8n=4(-8-4n) | | B^2-6bt+5t^2=0 | | 129-84x=213 | | 75=x-0.15x | | 40-3(2w+1)=10w-4(10+w) | | 26p-96=8 | | 7b-80=-12 | | 136-92x=688 | | N+1-5n=-19 |

Equations solver categories