-3(7n-5)+21n=

Simple and best practice solution for -3(7n-5)+21n= 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 -3(7n-5)+21n= equation: 


Simplifying
-3(7n + -5) + 21n = 0

Reorder the terms:
-3(-5 + 7n) + 21n = 0
(-5 * -3 + 7n * -3) + 21n = 0
(15 + -21n) + 21n = 0

Combine like terms: -21n + 21n = 0
15 + 0 = 0
15 = 0

Solving
15 = 0

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

See similar equations:

| (2/3)m=7 | | 5(s-2)-24=3(s+2) | | f(10)=6(10)-11 | | 4y-1y=-3 | | 2h+5m=3m-9h | | .2(7+2t)=.4+1.4 | | x/6+4=-2 | | 1.50(50.66+-.66y)+1.00y=76 | | 10-y=-6y+15 | | -21r+14s=-7 | | 2x+13=-13(x+4) | | 1.50x+1.00y=76 | | 9-11=-5 | | 6s^2+17-14=0 | | 5(-6p-6)-2p= | | x^(5/2)-64x^(1/2)=0 | | -4x+3y+z=6 | | ((x+2)/2)-((17-x)/3)=((18-x)/5) | | 14x-2x+10=118 | | 250+14+22= | | 6x-24=60 | | 3x/6-x-2/2=x-1/4 | | f(6x-11)=-47 | | 9(x+8)+6=9x+7 | | 7x+8=-18 | | 3(8v+2)-6v= | | 2(x-1)+2(x+4)=72 | | 11a-17=1 | | x/5+2/3=x/9 | | 3x-15x= | | 3/2k=6 | | 1.065x=27.98 |

Equations solver categories