40-3n=-21

Simple and best practice solution for 40-3n=-21 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 40-3n=-21 equation:


Simplifying
40 + -3n = -21

Solving
40 + -3n = -21

Solving for variable 'n'.

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

Add '-40' to each side of the equation.
40 + -40 + -3n = -21 + -40

Combine like terms: 40 + -40 = 0
0 + -3n = -21 + -40
-3n = -21 + -40

Combine like terms: -21 + -40 = -61
-3n = -61

Divide each side by '-3'.
n = 20.33333333

Simplifying
n = 20.33333333

See similar equations:

| 10x^2-32x-266=0 | | 10a-60=100 | | 6x+48=6x+12 | | 5x^2-16x-133=0 | | 7n-13=8 | | 6x-29=49 | | x(2x-1)=36 | | 5v-10=25 | | 3x+40=10x-23 | | 2+12x=134+x | | 2x-4=10-28 | | 4x+19=13x-62 | | (x+4)(x-4)-9=0 | | 2q-7=11 | | 12x-(2x+8)=(x+16) | | 122-6x=3x+14 | | 3x(2x-1)+4=1 | | 5-7x=2x+18 | | 5-7x=46-14x | | 3x+7=-123-10x | | -5-6x=5-8x | | 94-4x=2x+10 | | 9x+18=11x-52 | | 55-2x=7x+19 | | 28=4c+8 | | 8x+8=2x+50 | | 3(y-6)=2-2y | | 3x+114=11x-6 | | 3x-1=2x+11 | | 14-9x=45-16x | | 11x-28=71 | | (x+2)(x+3)=20 |

Equations solver categories