-21-5k=3(13+5k)

Simple and best practice solution for -21-5k=3(13+5k) 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 -21-5k=3(13+5k) equation: 



-21-5k=3(13+5k)

We move all terms to the left:

-21-5k-(3(13+5k))=0

We add all the numbers together, and all the variables

-5k-(3(5k+13))-21=0



We calculate terms in parentheses: -(3(5k+13)), so:

3(5k+13)

We multiply parentheses

15k+39

Back to the equation:

-(15k+39)



We get rid of parentheses

-5k-15k-39-21=0

We add all the numbers together, and all the variables

-20k-60=0

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

-20k=60

k=60/-20

k=-3

See similar equations:

| 7w-5=-25+3w | | 5x+2(x+6)=30 | | 36=6(v+3)-8v | | 3/5x+1/3=x | | 5+14y=9y–5= | | 60x=10+40x | | 5x+2(x+6)=28 | | 10=-2(y-8) | | 40+y=200 | | 4+y=200 | | -30-3k=2(6+2k | | –9(10+c)=9 | | 2) 5+14y=9y–5= | | 12=-12x+8x-8 | | 4w+19=-9 | | 8w-3=-15+2w | | 6/240=x/1000 | | -30-3k=2(6+2k) | | 2) 5+14y=9y–5 | | 5+2(x+1)=5x | | 7w-6=-28+5w | | 2+x/3=21/3x-8 | | 62x=558 | | 5/4(8x-4)=19 | | -2=-1/3(3n-24 | | 10x²+31x+15=0 | | 5/9m-1/9=1/18 | | -24-3k=3(7+4k) | | 3-4x/9-3x-2/3=21/9-x/3 | | 5x-2*5x=9x+4-4x | | 3n=279 | | 9x-4=-28+5x |

Equations solver categories