19+a=21

Simple and best practice solution for 19+a=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 19+a=21 equation: 



19+a=21

We move all terms to the left:

19+a-(21)=0

We add all the numbers together, and all the variables

a-2=0

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

a=2

See similar equations:

| 21b+58=26+5b | | 6w-2w=1 | | 0.11=x∙0.36 | | 105=x+111 | | 2(3v+7=68 | | 8x+35=5(x+4) | | 4(6x-4)+10=66 | | -3=-5x+11 | | -3=-5x+11 | | A 6+2x=2(x+3) | | -6=x=-16 | | 5x+11-3x=22 | | 5x+11-3x=22 | | 4(2x+3)-4x=5+4x | | 4(2x+3)-4x=5+4x | | 4(2x+3)-4x=5+4x | | 4(2x+3)-4x=5+4x | | 4(2x+3)-4x=5+4x | | 4(2x+3)-4x=5+4x | | 4(2x+3)-4x=5+4x | | 4(2x+3)-4x=5+4x | | y/5+3=-4 | | 4x+8-7(x+1)=2x+2 | | (3x-8)(8x-7)=0 | | 4p-10=3 | | -6r+2=8 | | 4x+75+25=180 | | 5c-(2-3c)=0 | | 6.3^x=28 | | 12.5+3.5x=1.5x-5.0 | | -9(6+u)-2=10 | | (1/6)^p=36^-p^-1 |

Equations solver categories