21-5k=-2(-7+3k)

Simple and best practice solution for 21-5k=-2(-7+3k) 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=-2(-7+3k) equation: 



21-5k=-2(-7+3k)

We move all terms to the left:

21-5k-(-2(-7+3k))=0

We add all the numbers together, and all the variables

-5k-(-2(3k-7))+21=0



We calculate terms in parentheses: -(-2(3k-7)), so:

-2(3k-7)

We multiply parentheses

-6k+14

Back to the equation:

-(-6k+14)



We get rid of parentheses

-5k+6k-14+21=0

We add all the numbers together, and all the variables

k+7=0

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

k=-7

See similar equations:

| 2(−4x+5)−4x+1=  −49 | | 10f-10=2(8f-5 | | 4(n+9)=−4 | | 6/11=y/121 | | 2+1.25f=10-2/75f | | y=95+5.25 | | -(1+2x)=29+4x | | 60=3/h | | 4(5)^x=68 | | 4+x-4-2=1+4x | | 13-5p=3(-p+7) | | -30-6r=-36r | | -3(3x+9=-2(4x+5 | | 7x-92x=6 | | x3+3x=25 | | 5x-7-2=2x-(x-8)+3x-7 | | w+4/5=4(1/4) | | 1+3+3h=12 | | -2(m-6)=-12-6 | | 3n²+5n=62 | | -35+5x=-5(-5-4x) | | 7z=1410 | | 3k=35.80 | | 5u−4u=13 | | -4n-7=7-4 | | 4(5c+3=9c+7 | | -2.5y-15=25 | | 3(3+4p)=3p-27 | | d–15=7 | | 109=3(3-4n)+4* | | 340=100h | | 11=m-(-4) |

Equations solver categories