-84=-7(k+4)

Simple and best practice solution for -84=-7(k+4) 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 -84=-7(k+4) equation:


Simplifying
-84 = -7(k + 4)

Reorder the terms:
-84 = -7(4 + k)
-84 = (4 * -7 + k * -7)
-84 = (-28 + -7k)

Solving
-84 = -28 + -7k

Solving for variable 'k'.

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

Add '7k' to each side of the equation.
-84 + 7k = -28 + -7k + 7k

Combine like terms: -7k + 7k = 0
-84 + 7k = -28 + 0
-84 + 7k = -28

Add '84' to each side of the equation.
-84 + 84 + 7k = -28 + 84

Combine like terms: -84 + 84 = 0
0 + 7k = -28 + 84
7k = -28 + 84

Combine like terms: -28 + 84 = 56
7k = 56

Divide each side by '7'.
k = 8

Simplifying
k = 8

See similar equations:

| 21=-7c | | 3(3x-1)=2 | | 7n^2+20-32=0 | | 7(3x-5)=6-9x | | w-15=-27 | | 2tanx-3cotx-1=1 | | 8x-11=5(x-1) | | 6x^2+17x-8=17-8x | | 2b+x=A | | p/11=13 | | 2e-6=18+e | | 2(w-4)=6w-36 | | 6y-32=-4(y-7) | | 3c+5+2=c-3 | | 10x-7=26+10x | | 0.5x-0.25=1.75 | | 7b-66-12b=10 | | 28=-7x-7(-3x+14) | | 6d+3=35 | | 6(3+2m)=102 | | 1/2x-1/3=1/6 | | 5a+7=-2 | | 15p-10-7=23 | | (u^2-8u+12)(9u+27)=0 | | 1/4x-3/4=-2 | | 6x+2=210 | | 2f(x)=7-6x | | 6u+14=7u+2u-13 | | 14x-15y=24 | | 5p-10-7=23 | | B-(65)=15 | | 3x-6/3=x |

Equations solver categories