81=-7k-3

Simple and best practice solution for 81=-7k-3 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 81=-7k-3 equation:


Simplifying
81 = -7k + -3

Reorder the terms:
81 = -3 + -7k

Solving
81 = -3 + -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.
81 + 7k = -3 + -7k + 7k

Combine like terms: -7k + 7k = 0
81 + 7k = -3 + 0
81 + 7k = -3

Add '-81' to each side of the equation.
81 + -81 + 7k = -3 + -81

Combine like terms: 81 + -81 = 0
0 + 7k = -3 + -81
7k = -3 + -81

Combine like terms: -3 + -81 = -84
7k = -84

Divide each side by '7'.
k = -12

Simplifying
k = -12

See similar equations:

| 1.3=4d | | 3x+5x=33 | | 5(5x+1)=205 | | 6x+8=-7 | | 1/2t=14 | | 4tan^2x-7tanx+3=0 | | -6x-2=-4x-3 | | -4x-3(-3+6x)+6y= | | 3E-19=0 | | 3/4n=10-2/4n | | 21x-17x+7=30x-26x+7 | | 2(x-5)-6x=3(x-5) | | 12x=3.00 | | (17x+15)= | | 5+-2(1y+-5)=27 | | 2d-3=d | | 444+777= | | -3j^2-54j=-75 | | 8x+7+3x+6=90 | | -3(-3x-4y)-2(-y-7x)= | | x+(12-x)=84 | | 10x+15=100 | | 12x+5=72 | | -7w-2(x-6w)-4x= | | 2-1=6 | | x+12-x=84 | | 3x-5=2x-11 | | 66+54+6z=180 | | 5/8x2/5 | | a+b=6forb | | 6x+8=5-(9x-5) | | 1x-2=7x-8 |

Equations solver categories