8n-(3n+7)=18

Simple and best practice solution for 8n-(3n+7)=18 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 8n-(3n+7)=18 equation:


Simplifying
8n + -1(3n + 7) = 18

Reorder the terms:
8n + -1(7 + 3n) = 18
8n + (7 * -1 + 3n * -1) = 18
8n + (-7 + -3n) = 18

Reorder the terms:
-7 + 8n + -3n = 18

Combine like terms: 8n + -3n = 5n
-7 + 5n = 18

Solving
-7 + 5n = 18

Solving for variable 'n'.

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

Add '7' to each side of the equation.
-7 + 7 + 5n = 18 + 7

Combine like terms: -7 + 7 = 0
0 + 5n = 18 + 7
5n = 18 + 7

Combine like terms: 18 + 7 = 25
5n = 25

Divide each side by '5'.
n = 5

Simplifying
n = 5

See similar equations:

| 8x(x+5)=0 | | 2(x+4)+2(x-4)=12 | | y^2+25=16 | | 3.4w-2.6-1w=16.6 | | 2(x+3)+4=10 | | 2x+3(13)=3 | | 19r=76 | | x^8-4x^7=0 | | 6x-18-4x=22 | | 1/3x+0.5=-17.8 | | -5*-14-27=97 | | 9n=56 | | -3y=2y^2-5 | | 8(a-10)-3=12 | | r/-7=13 | | -8+3x+20-9x= | | -4x-12=-4 | | 5*-14+27=97 | | h(t)=-0.08t^2+4.48 | | 4x^7+4x^4=0 | | x^2-y^2=81 | | Y=4x^3-12x^2-40x | | 20+5w=50 | | 3x-5=4x-1 | | x^2-2/3x-4=0 | | 3x^3+30w+75= | | -8(x+8)=-40-5x | | 4x+5=8x-7 | | 13=5+g/9 | | -5(-14+27)=97 | | 0.05t-3+5=0 | | 2x^7+16x^4=0 |

Equations solver categories