(n-1)*3=15

Simple and best practice solution for (n-1)*3=15 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 (n-1)*3=15 equation:


Simplifying
(n + -1) * 3 = 15

Reorder the terms:
(-1 + n) * 3 = 15

Reorder the terms for easier multiplication:
3(-1 + n) = 15
(-1 * 3 + n * 3) = 15
(-3 + 3n) = 15

Solving
-3 + 3n = 15

Solving for variable 'n'.

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

Add '3' to each side of the equation.
-3 + 3 + 3n = 15 + 3

Combine like terms: -3 + 3 = 0
0 + 3n = 15 + 3
3n = 15 + 3

Combine like terms: 15 + 3 = 18
3n = 18

Divide each side by '3'.
n = 6

Simplifying
n = 6

See similar equations:

| 9a+8=62 | | y^2+2y+26=0 | | n+12=11 | | (5x+7)=180 | | (x-9)(x-1)=0 | | 19x^2-28x=0 | | 9.50(x)-209=0 | | (6-x)(5-3x)= | | x=y-8 | | 2x-5(2x-2)=18 | | -7y=2y^2+3 | | 5(2a-3b+1)= | | 6r^2-54=0 | | 3y-7=20 | | 9p^2-30p+20=0 | | 2(a-2b)+3(2a-3b)= | | -4x=-2x^2+1 | | Y^3+16y-3y^2-48=0 | | x^3+1=65 | | 0.5(x+3)=7.5 | | 5y^2-y+4=0 | | x^2-49x= | | 5x+5-7x=15-12x+10x+10 | | x^2+5x+19= | | w=7h+180 | | 5x+5-7x+15-12X+10x=10 | | 6x-5+5= | | 26+7=71 | | 55x-22=2x+10 | | 2y+x+5=180 | | 4x^2+2y=16-12y | | 5x-8y=12 |

Equations solver categories