13+a=20

Simple and best practice solution for 13+a=20 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 13+a=20 equation: 



13+a=20

We move all terms to the left:

13+a-(20)=0

We add all the numbers together, and all the variables

a-7=0

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

a=7

See similar equations:

| 7​a​-3=3-2​a | | f+4.1=3.2​ | | 4v+3=31 | | -11=d/4-10 | | m+3=7(m-3) | | -90=-8-2(-5m+1) | | -10=2/3(x+4) | | 9+3k=2(k-6) | | 3/4x-17=55 | | t/10-31=-27 | | 13=-3.9+h | | 36=4n+2 | | -16.041=6.9(0.3x-3.3)-0.3(x+5.3) | | 0.16x–100=500 | | 4g+4=60 | | -2.33-(-5)=x | | 7p+15.89=19.33 | | 113x+128=75+356 | | w/8+44=50 | | q/3-5=3 | | .25n-3=5 | | √1369+√0.615+x=37.25 | | 6x=3x+44. | | .3x+7=11x+15 | | b/2+23=32 | | F(x)=3(1.5) | | 2/4/x=676 | | 5r+4=-11 | | 11x•2+12=180 | | 3x2+12x+18=0 | | 8b+2=58 | | 5^+x8=25 |

Equations solver categories