1-n-3n=-7

Simple and best practice solution for 1-n-3n=-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 1-n-3n=-7 equation: 


Simplifying
1 + -1n + -3n = -7

Combine like terms: -1n + -3n = -4n
1 + -4n = -7

Solving
1 + -4n = -7

Solving for variable 'n'.

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

Add '-1' to each side of the equation.
1 + -1 + -4n = -7 + -1

Combine like terms: 1 + -1 = 0
0 + -4n = -7 + -1
-4n = -7 + -1

Combine like terms: -7 + -1 = -8
-4n = -8

Divide each side by '-4'.
n = 2

Simplifying
n = 2

See similar equations:

| 8r+7=95 | | 0.07+0.003x=0.1 | | -4=n-4n-4 | | -14=1+1n+4n | | x^2+cx+49=0 | | 36+2n=72 | | 6x+5=8y | | 12+8b=-28 | | y=7+(10-9) | | y=7+(-1-9) | | 5x+2+3=-3x+2-1 | | y-9x=24 | | y=7+(8-9) | | 5(x-2)=3-(x-2) | | 5/6=18/x | | (4x+12)+(7x-4)= | | X*2=-9 | | 5(6z-1)-2(z+1)=15(z+1) | | 40x+8=30(x+2) | | 18.62+z=1.2 | | X=11-4x | | 3(4)x-5=2 | | 38=y-8-13y | | 5(3z-1)-4(z+7)=8(z+1) | | (5x+3)(3x^2-5x+2)=0 | | -6b-9z-5b-1v= | | 1/10=18.5/x | | 85=-6-7x | | x/100=3/36 | | 2(5x-1)=8x+14 | | 3=3+4n+2n | | x/100=32/128 |

Equations solver categories