7n+7=21

Simple and best practice solution for 7n+7=21 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 7n+7=21 equation: 


n in (-oo:+oo)

7*n+7 = 21 // - 21

7*n-21+7 = 0

7*n-14 = 0 // + 14

7*n = 14 // : 7

n = 14/7

n = 2

n = 2

See similar equations:

| -5+7d=-82 | | 4t+7=-13 | | 5k+1=16 | | 9-2d=33 | | 7w+1=36 | | y-40=-21/4(x-20) | | -8+4a=0 | | 7d+10=94 | | -2n+4=-8 | | -10-3m=-34 | | 5x-15=4x+16 | | 8+4n=48 | | -6-6x=18 | | 3t+2=20 | | -1-4t=-13 | | 9+4m=25 | | -10+4t=-10 | | 4d-1=-37 | | -5b+2=22 | | 5b+10=25 | | 4+5b=49 | | 6a+2=44 | | (25/y)+(11/y)=4 | | -9-4d=-33 | | 10-7x=-46 | | 5-5d=25 | | 10+6a=70 | | 7+7t=28 | | -2-3d=-26 | | 1-2w=-7 | | 7-4n=-21 | | ((x+5)/2)+((x+1)/7)=3 |

Equations solver categories