3n+4=7n+8

Simple and best practice solution for 3n+4=7n+8 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 3n+4=7n+8 equation:


Simplifying
3n + 4 = 7n + 8

Reorder the terms:
4 + 3n = 7n + 8

Reorder the terms:
4 + 3n = 8 + 7n

Solving
4 + 3n = 8 + 7n

Solving for variable 'n'.

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

Add '-7n' to each side of the equation.
4 + 3n + -7n = 8 + 7n + -7n

Combine like terms: 3n + -7n = -4n
4 + -4n = 8 + 7n + -7n

Combine like terms: 7n + -7n = 0
4 + -4n = 8 + 0
4 + -4n = 8

Add '-4' to each side of the equation.
4 + -4 + -4n = 8 + -4

Combine like terms: 4 + -4 = 0
0 + -4n = 8 + -4
-4n = 8 + -4

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

Divide each side by '-4'.
n = -1

Simplifying
n = -1

See similar equations:

| 99-2b=-11b | | 53a-55=42a | | 13n=78 | | -3x+12+4x=2+x+10 | | 4t-5t+9=5t-9 | | r-4+6r=3+8r | | 3x-2x=4x+4 | | 14+26m=42+19m | | 43=7-3x | | (5c-1)(6c-3)= | | 14m+26=42m+19 | | 14m+26m=42m+19m | | 14m+62m=42m+19m | | 60k+90=50k+120 | | n+(-20)=22 | | 4g+6=2g+10 | | .5(4n-6)=11 | | 1.2=3x | | 2x+30=5x | | 5(3x+4)=9+(6x-7) | | 8x-(3x-7)=2(x+3)+1 | | 9x-4(2x-3)=5(x+2) | | 2(3x+5)-3(x-4)=1 | | 3(2x+5)=2(4x-5)+3x | | 3(2x+3)=4(6-x) | | 4(2x-7)=3(4x-9) | | 6(2x-3)=4(x-2) | | 4(3-2x)=5 | | 3(2-x)=14 | | 5(2x-3)=9-2x | | 5(2x-3)=9-2 | | 2(x+5)=4-x |

Equations solver categories