-2t-9=21

Simple and best practice solution for -2t-9=21 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 -2t-9=21 equation: 


Simplifying
-2t + -9 = 21

Reorder the terms:
-9 + -2t = 21

Solving
-9 + -2t = 21

Solving for variable 't'.

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

Add '9' to each side of the equation.
-9 + 9 + -2t = 21 + 9

Combine like terms: -9 + 9 = 0
0 + -2t = 21 + 9
-2t = 21 + 9

Combine like terms: 21 + 9 = 30
-2t = 30

Divide each side by '-2'.
t = -15

Simplifying
t = -15

See similar equations:

| 3x=7x+40 | | 5X+3Y=1(-2) | | 860-g=758 | | y/3-6=5 | | 11n+(-2n)= | | (4/3)(3.14)(5.5)^3 | | (-11n)+(-2n)= | | 11(a+9)+6=4a-10 | | 3(5x-4)-6x=3x+4 | | (4/3)(3.14)(11/2^3) | | 15j+2j-16j=15 | | (-11n)+2n= | | 3(4+n)=0.5n-8 | | 26x+5=27x | | 4x-7=7x+10 | | 61=-7x-6x+9 | | 0.03n+0.08(2000-n)=200 | | -1/2z-7=18 | | (4/3)(3.14)(5.5^3) | | 100-p=2p-100 | | 0=3+0.05x | | -21(z-991)=-42 | | (4/3)(5.5)(3.14) | | 48x-1=20x+5 | | 51+2x=x | | 7+5x+x=7 | | 7x-13=44 | | 2/5×3.45 | | 3y+6x=160 | | x^2+y^2+4x-48y+15=0 | | 100-p=4p-200 | | -23-2x+5x=2x-4+3 |

Equations solver categories