20=-3n-7n

Simple and best practice solution for 20=-3n-7n 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 20=-3n-7n equation:


Simplifying
20 = -3n + -7n

Combine like terms: -3n + -7n = -10n
20 = -10n

Solving
20 = -10n

Solving for variable 'n'.

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

Add '10n' to each side of the equation.
20 + 10n = -10n + 10n

Combine like terms: -10n + 10n = 0
20 + 10n = 0

Add '-20' to each side of the equation.
20 + -20 + 10n = 0 + -20

Combine like terms: 20 + -20 = 0
0 + 10n = 0 + -20
10n = 0 + -20

Combine like terms: 0 + -20 = -20
10n = -20

Divide each side by '10'.
n = -2

Simplifying
n = -2

See similar equations:

| 5+5x=5+x | | 12+7x=6-x | | 3x^9-15x^7= | | -2=-r+2r | | -12+2b= | | 17x=16x-30 | | 7(3-2y)+3y=y+4(y-1) | | 9(x+2)-3=6x+3(4+x) | | (-5+5)(2*2-4)=0 | | 2x^3-x^2+10x-5=0 | | 3+-10b=2b+-9 | | -3(-2x-7)=13 | | -6=d^2+12d | | -8=r-8+3r | | 3+10b=26-9 | | 2yx+6y=360 | | -1=x+5-5 | | 12+6x(x+1)=(3x+7)(2x-2) | | 8+59+21= | | 9(3n-4)=(5n+4)+7 | | 25=-5(8n-5)+n | | 15x+6+7x=3x+4-5x | | -72=-8(x+3) | | ax-20=-14 | | -4+x=6x+26 | | -4=8p+4(6p+7) | | 18-2(y-3)=5y+10 | | 3x^4-15x^2=0 | | 0.6x-1.7=0.7 | | 3-10b=2e-9 | | -3(4x+3)+4x-1=-4 | | 11t+9t=2t-36 |

Equations solver categories