2(b-9=12)

Simple and best practice solution for 2(b-9=12) 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 2(b-9=12) equation: 



2(b-9=12)

We move all terms to the left:

2(b-9-(12))=0

We add all the numbers together, and all the variables

2(b-21)=0

We multiply parentheses

2b-42=0

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

2b=42

b=42/2

b=21

See similar equations:

| 7x-3=2x=11 | | 7(g+3=35) | | 3(a+5=28) | | 18=15+x | | 7.5x=9000 | | 11=-4(3x+3)=13x | | G(X)=x²+6X-99 | | 5x/11=-x+3 | | 10-6x-7-9x=-6 | | 5x11=+12 | | 10-6x-7-4=5 | | 1.12^x=1.25 | | -4(y-4y)+3=-3(2y-y)+4+14y | | 35x•75=2x | | H(t)=-16t+288t+6 | | -2(x+4)+5=8(x+3)+6 | | 7*(2x-1)=-77 | | -0.5x+0.4=-1.7-1.1x | | 3a+10-37=180 | | (x+1)+(x-3)=1/2 | | 5x-35=85+5x | | .5x+5=3x+10 | | W=90+4h | | A=2x6x7+2x3x7+6x7 | | F(x)=x3-140 | | X²+24x-3456=0 | | 5x–2+x=9+3x+10, | | -22/x-4=-14/x | | 10/x-6=5/x-5 | | F(2)=4x=3 | | F(1)=12-2x | | 96=-32(x-2)^2-4 |

Equations solver categories