21=2t+3

Simple and best practice solution for 21=2t+3 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=2t+3 equation: 



21=2t+3

We move all terms to the left:

21-(2t+3)=0

We get rid of parentheses

-2t-3+21=0

We add all the numbers together, and all the variables

-2t+18=0

We move all terms containing t to the left, all other terms to the right

-2t=-18

t=-18/-2

t=+9

See similar equations:

| 9x(x-7=81 | | 21=2t-3 | | 4=6(x+2)-2x | | 2x-22+32=180 | | x+10=-74 | | x/3+2=5x/4 | | -8385739292+u=8485939292 | | 2n+5,n=4 | | 2x+9x-4x=36+6 | | (x+1)*(x+1)+4=14 | | 4x+3(x+13)=-10 | | 90=(3x-5)2x | | 102-n=99 | | x=1.8/4 | | -160=2x-6(-4x-21) | | -5(2y+5)=2(2-5y)-29 | | -12n+18=-10n-4 | | -5x+6(5x+16)=-79 | | 28y=27y-6 | | m(5)=13 | | -5(2y+5)=2(2-5)-29 | | 1110=6(x+18) | | 52-3yy=2 | | 6/(x+7)=5 | | -2(y-4)=y-4+3y | | 10p+3=66 | | 5x-(×+3)=1/3(9×+18)-5 | | 19/3=x+6 | | -35d=-6.2 | | 3x+2=3(3)+2 | | -4(x+2)-3X3=6 | | 25-y=-21 |

Equations solver categories