21b=-84b

Simple and best practice solution for 21b=-84b 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 21b=-84b equation: 



21b=-84b

We move all terms to the left:

21b-(-84b)=0

We get rid of parentheses

21b+84b=0

We add all the numbers together, and all the variables

105b=0

b=0/105

b=0

See similar equations:

| 6x+66=2x-14 | | -30+y=6 | | 1/10x-3=4 | | -3=9z+8z | | -4=-7+x.5 | | x=5.5x+3x2-15+2x | | 5+c=-4 | | -5+2=9z+8z | | 1/5p+3=11 | | 4(4-3p)=52 | | -57=-3(3+4b) | | 165=10k-5 | | 56.25=x^2 | | -6x+-36=-36+4x | | 1+1.4y=1.7 | | 1/3c-9=1 | | -4n+30=10 | | 84=151x/14 | | -4(4v-3)+v=42 | | 14x=-3x+34 | | 15m+12=9m+36m | | 1/2y+10=20 | | -8x+-48=-48+36x | | 1/7x+6=8 | | 9y^2-7y=4 | | 30=5x-32=7x+12-9x | | 2+2x=-2x-(-2 | | 2x-(5x+7)=8x-7 | | h^2+(h-7)(h+7)=13^2 | | x+4x=-35 | | 4x-4=-12+12x | | 5x+9=2x+89 |

Equations solver categories