16/8=(21-x)/x

Simple and best practice solution for 16/8=(21-x)/x 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 16/8=(21-x)/x equation: 



16/8=(21-x)/x

We move all terms to the left:

16/8-((21-x)/x)=0



Domain of the equation: x)!=0

x!=0/1

x!=0

x∈R



We add all the numbers together, and all the variables

-((-1x+21)/x)+16/8=0

We add all the numbers together, and all the variables

-((-1x+21)/x)+2=0

We multiply all the terms by the denominator


-((-1x+21)+2*x)=0



We calculate terms in parentheses: -((-1x+21)+2*x), so:

(-1x+21)+2*x

We add all the numbers together, and all the variables

2x+(-1x+21)

We get rid of parentheses

2x-1x+21

We add all the numbers together, and all the variables

x+21

Back to the equation:

-(x+21)



We get rid of parentheses

-x-21=0

We add all the numbers together, and all the variables

-1x-21=0

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

-x=21

x=21/-1

x=-21

See similar equations:

| 6^2x=72 | | 4x-3(-2)=-2 | | 2x-15=4x-15 | | -20-3y=-2 | | -13+2m=20m+5 | | 2(5x+7)=-10=14 | | 3^(7x)=6 | | 11+-6m=-5 | | t11+4=4 | | 10z-4z-11z=10 | | -6x+11=-5 | | 8(x-4)-(x)/(4)=5(30-3x) | | -6m+11=5 | | 25/9x=25 | | (1/5x)=7/10 | | -6m+11=-5 | | -6m+5=-5 | | 25-6m=55 | | 4^2x+9=256 | | 2r-2r+r-1=3 | | 4x^-9x+6=0 | | -19.6=-11.54+-2g | | 8+40x+5+5x=13 | | 5x+7−3x=13 | | 4(2x+7)=-10+30 | | (3-5)a-(1/2)a=(9/2) | | x-1/3=2/4 | | 1+4x=−1+4x=−5+7x5+7x | | 68=-7=15b | | 8x-25=43 | | 3x+4=-9+14 | | D/10+1080+d/8=1,320 |

Equations solver categories