(-21/7)n-6/7=-13/7

Simple and best practice solution for (-21/7)n-6/7=-13/7 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 (-21/7)n-6/7=-13/7 equation: 



(-21/7)n-6/7=-13/7

We move all terms to the left:

(-21/7)n-6/7-(-13/7)=0



Domain of the equation: 7)n!=0

n!=0/1

n!=0

n∈R



We add all the numbers together, and all the variables

(-3)n-6/7-(-13/7)=0

We multiply parentheses

-3n-6/7-(-13/7)=0

We get rid of parentheses

-3n-6/7+13/7=0

We multiply all the terms by the denominator


-3n*7-6+13=0

We add all the numbers together, and all the variables

-3n*7+7=0

Wy multiply elements

-21n+7=0

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

-21n=-7

n=-7/-21

n=1/3

See similar equations:

| 3b+14=5(2b+7) | | 224=-7(-5b+8) | | 36(56c+21)−96=−184812 | | (5-3x)^2=38 | | 15x-2=x+34 | | 5x+5=5-7x | | r+2/2=3 | | 3x-4+8x-3= | | -6x+5=-3-7x | | 8-2(x-2)=0 | | -6x-7=4x-1 | | X^2-18x+209=2x+11 | | (11d+26)/32=29 | | 10/9k=3/5 | | 4(x-3)=(2+x) | | 4t-11=2t+7 | | X^2-20x+198=0 | | -15m-30=-12m–6 | | 3z+5+4z=19 | | t=–3t7+7t | | -1-4x=43 | | –3t7+7t=t | | 5(p(.65)=6.20 | | 5x=120x | | 1/2(6-12)=3/4(4-8n) | | 1x=+1x+1x | | 5-11x=11x+5 | | 180-2x+12=C | | 8-8p=64 | | -7+4x°=81° | | 12b=-36 | | 10x-79=2x+46 |

Equations solver categories