3a+2a+7=21

Simple and best practice solution for 3a+2a+7=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 3a+2a+7=21 equation: 



3a+2a+7=21

We move all terms to the left:

3a+2a+7-(21)=0

We add all the numbers together, and all the variables

5a-14=0

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

5a=14

a=14/5

a=2+4/5

See similar equations:

| 5.44=2m-2.92 | | N+8=8n+8 | | 12x-10=14x+12 | | 9(2)+7y=3 | | 4.69=j/2+5.4 | | 0,2x=0,3x-1,5 | | 1/5=5x/3 | | 2(s-5.53)=-0.24 | | 5(4x−10)+10x=4(2x−3)+2(x−4) | | X-10x=12 | | 2m+m=1 | | 4(f+15.1)=-12.8 | | 2x-214=122-10x | | q/3-1.04=3.09 | | 4x+3x-1x=3 | | x=-15x^2+60x | | -9u=-8-10u | | 3x+2(3x+1)=-x+- | | 3x+x-10x=6 | | 4+3r=9+8r | | -9+10b=9b | | -6x+6(-8)=-12 | | X+5x-8x=6 | | 3.4-r=2.15 | | 8(-1)-3y=16 | | 7(-10)+9y=20 | | 3/6x-12=-3 | | h=-1.2h+6 | | X+3x-7x=4 | | 2m+8-4m=282m+8-4m=28 | | 6(6v+6)-5=(+6v | | 21=6-x-4x21=6-x-4x |

Equations solver categories