12=13+a

Simple and best practice solution for 12=13+a 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 12=13+a equation: 



12=13+a

We move all terms to the left:

12-(13+a)=0

We add all the numbers together, and all the variables

-(a+13)+12=0

We get rid of parentheses

-a-13+12=0

We add all the numbers together, and all the variables

-1a-1=0

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

-a=1

a=1/-1

a=-1

See similar equations:

| -12+3b=2b-6 | | X2y216925=1 | | X-8+6=14+5x | | 14+5(4-2x)=14 | | 9x+26=-4x+29 | | 3(3y-6)=(4-2y)9 | | -u/2=-48 | | –6+2b=4 | | -3n+40=-4n+41 | | -18=7x+4+4x | | 2u−–1=13 | | u-53/4=6 | | b/75=2.8 | | 6(x-3)^2+7=301 | | 10^2+9x+2=0 | | 7(2x−1)−11=6+6x7(2x−1)−11=6+6x | | u−534=6 | | b/2=–2 | | 1.2f=120f= | | 0=-c+-8 | | -3(x+5)^2+4=-20 | | -3(x+5)2+4=-20 | | 32/48=n/12 | | 34=-v2 | | s/10-83=88 | | 57=-w/2 | | 32/58=n/12 | | x+21+159=180 | | 31n-21+17n+9=180 | | 2(1.5d-2+0.7d+1)=2(4-1.3d+2.5+d) | | 4x-19=3x-5 | | -w6=-22 |

Equations solver categories