[2n+9]+20=7

Simple and best practice solution for [2n+9]+20=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 [2n+9]+20=7 equation:


Simplifying
[2n + 9] + 20 = 7

Reorder the terms:
[9 + 2n] + 20 = 7

Remove brackets around [9 + 2n]
9 + 2n + 20 = 7

Reorder the terms:
9 + 20 + 2n = 7

Combine like terms: 9 + 20 = 29
29 + 2n = 7

Solving
29 + 2n = 7

Solving for variable 'n'.

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

Add '-29' to each side of the equation.
29 + -29 + 2n = 7 + -29

Combine like terms: 29 + -29 = 0
0 + 2n = 7 + -29
2n = 7 + -29

Combine like terms: 7 + -29 = -22
2n = -22

Divide each side by '2'.
n = -11

Simplifying
n = -11

See similar equations:

| 375/15 | | 3/4(20x-28)=-2/7(-35x-14) | | 17n-20=-48 | | 2x(1/10) | | -4.2+4.4-(3f+0.9)+2.2f= | | x^2+2x=x+12 | | -39+8m=3(m-8) | | m-25/5-5m-24/7=1 | | 1.96=x-64/2.8 | | 3=-x-.4y | | A-6=8-9+9 | | -72+8x=x-184 | | x+x-30=570 | | 5(y-5)=6y+4 | | x^2-4/2x-6 | | 3=-x-2/5y | | 14-2n=60 | | -95=-5(-5-3k) | | 2/9-1/3 | | 8.75=x-4 | | 0.75/2.25= | | 7(6x-1)+x=1 | | 8x+1.8=3x+0.7 | | V-8=6v+12 | | 8/9x=8=4/9x | | 7c+9y=0 | | 168-21*2+17= | | 2x+17=5-19 | | 3.5+.25m=0 | | 6b+5=6+b-1+5 | | 3(-5g+2)= | | 2x+3y=4x-16 |

Equations solver categories