5k=-2(21+k)

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


Simplifying
5k = -2(21 + k)
5k = (21 * -2 + k * -2)
5k = (-42 + -2k)

Solving
5k = -42 + -2k

Solving for variable 'k'.

Move all terms containing k to the left, all other terms to the right.

Add '2k' to each side of the equation.
5k + 2k = -42 + -2k + 2k

Combine like terms: 5k + 2k = 7k
7k = -42 + -2k + 2k

Combine like terms: -2k + 2k = 0
7k = -42 + 0
7k = -42

Divide each side by '7'.
k = -6

Simplifying
k = -6

See similar equations:

| 7(m-56)=-m | | (8x^3-2x^2+8x)-(5x^2+2x+8)= | | z=5(12+z) | | -3n+28=-7n | | -8+9(1+2v)=-44+9v | | -82=2(1-6m) | | -103=-4-3(1-8r) | | 5y+10=-10 | | -7(3+2p)=-105 | | p^2=15p | | 3(7-6x)+4x=119 | | 4-5(2y-4)+y=y-7(2y+3) | | 8(5+4k)=-152 | | 8x+3(x+1)=1 | | 106=8(7-6n)+2 | | x-3(x+1)=1 | | 98=-2(-8x+8)+2 | | s=180(10-2) | | 3y+15=2y | | 104=4(5-3a) | | -6(1-7x)=-258 | | 2x^3-8x^2+4x+16=0 | | -3(8-c)=7c | | 3y-15=2y | | 2y-3=2x+1 | | -250=5(-7v-8) | | 26-4a=9a | | 4x-9=3x+3 | | 7n-35+6n+18=22 | | -5t=t+12 | | 88=8(3b+8) | | 18y=4x-20 |

Equations solver categories