6n-(31n-18)=12(n-1)+3n

Simple and best practice solution for 6n-(31n-18)=12(n-1)+3n 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 6n-(31n-18)=12(n-1)+3n equation:


Simplifying
6n + -1(31n + -18) = 12(n + -1) + 3n

Reorder the terms:
6n + -1(-18 + 31n) = 12(n + -1) + 3n
6n + (-18 * -1 + 31n * -1) = 12(n + -1) + 3n
6n + (18 + -31n) = 12(n + -1) + 3n

Reorder the terms:
18 + 6n + -31n = 12(n + -1) + 3n

Combine like terms: 6n + -31n = -25n
18 + -25n = 12(n + -1) + 3n

Reorder the terms:
18 + -25n = 12(-1 + n) + 3n
18 + -25n = (-1 * 12 + n * 12) + 3n
18 + -25n = (-12 + 12n) + 3n

Combine like terms: 12n + 3n = 15n
18 + -25n = -12 + 15n

Solving
18 + -25n = -12 + 15n

Solving for variable 'n'.

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

Add '-15n' to each side of the equation.
18 + -25n + -15n = -12 + 15n + -15n

Combine like terms: -25n + -15n = -40n
18 + -40n = -12 + 15n + -15n

Combine like terms: 15n + -15n = 0
18 + -40n = -12 + 0
18 + -40n = -12

Add '-18' to each side of the equation.
18 + -18 + -40n = -12 + -18

Combine like terms: 18 + -18 = 0
0 + -40n = -12 + -18
-40n = -12 + -18

Combine like terms: -12 + -18 = -30
-40n = -30

Divide each side by '-40'.
n = 0.75

Simplifying
n = 0.75

See similar equations:

| -2(1-x)=2x+1 | | (5-8m)+3(2.4m+6)=0 | | 10+2t+3t=15 | | 4(8+b)=4b+31 | | 8x-1.25-8= | | 5.86+r-3.4=1.6 | | x+59+x+63+76=180 | | 600+200x+275x=3000 | | 7r-3=95 | | 29-(-10x)=-18x-91 | | 5(-7+6x)=175 | | X+3x-1=63 | | 1x-8=180 | | a*b=108 | | q-62=153 | | -3.89+y-7.43=-16.7 | | 1=(3/28)y-(5/14)x | | 5g-27=23 | | 8x-8+3x+27=3x+9 | | x^2-3x-10y=y | | 275x=3000 | | 5x+8=-3x+80 | | 10=m/-2 | | 4log(1000)=x | | 12c+9(7-c)= | | 7x-4+9=82 | | 2.61+a-5.47=4.54 | | p=17-8 | | -7x+5=-7x-8 | | -5t-18=0 | | -5x-3(-5x-3)=-71 | | z-21=-6 |

Equations solver categories