7(3n+4)=8(5n+8)+8

Simple and best practice solution for 7(3n+4)=8(5n+8)+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 7(3n+4)=8(5n+8)+8 equation:


Simplifying
7(3n + 4) = 8(5n + 8) + 8

Reorder the terms:
7(4 + 3n) = 8(5n + 8) + 8
(4 * 7 + 3n * 7) = 8(5n + 8) + 8
(28 + 21n) = 8(5n + 8) + 8

Reorder the terms:
28 + 21n = 8(8 + 5n) + 8
28 + 21n = (8 * 8 + 5n * 8) + 8
28 + 21n = (64 + 40n) + 8

Reorder the terms:
28 + 21n = 64 + 8 + 40n

Combine like terms: 64 + 8 = 72
28 + 21n = 72 + 40n

Solving
28 + 21n = 72 + 40n

Solving for variable 'n'.

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

Add '-40n' to each side of the equation.
28 + 21n + -40n = 72 + 40n + -40n

Combine like terms: 21n + -40n = -19n
28 + -19n = 72 + 40n + -40n

Combine like terms: 40n + -40n = 0
28 + -19n = 72 + 0
28 + -19n = 72

Add '-28' to each side of the equation.
28 + -28 + -19n = 72 + -28

Combine like terms: 28 + -28 = 0
0 + -19n = 72 + -28
-19n = 72 + -28

Combine like terms: 72 + -28 = 44
-19n = 44

Divide each side by '-19'.
n = -2.315789474

Simplifying
n = -2.315789474

See similar equations:

| x+15y=55 | | 3g-7=12 | | 7b=30 | | 4x-23=3x-23 | | x-5y=15 | | x^2-10x-28=0 | | 6x+38=15x-61 | | x^2+3x-56=0 | | 2(5s+3)-6s=2(2s+4)-9 | | -12-5w=-9-(6w+7) | | 4x+6=-5+2x+21 | | -4-6x=2x+18 | | 5x-(-10)=2x(-2) | | 1.80+10*x=y | | t^2-6t-23=0 | | 45+x+8+6+x=186 | | 5x+1=3x-5 | | 1/2=12 | | (6x^3-9x^2+2x+5)-(2x^2-4x+6)= | | 5x-3x=-5-1 | | -4(c-3)+2c=2(10-c) | | x-11x+18= | | -15=x+(-7) | | 2x-3=6x+33 | | 2(2l-10)+2w=400 | | x-8.4=5.1 | | 5(x+10)-25=5+25 | | -3x^2+15x=0 | | 11x^2-2t^2+66x-16y+45=0 | | 8+x+3x= | | 10x+16=2x-x^2 | | 12x-4(x-2)=8x+4 |

Equations solver categories