-21m-8=64

Simple and best practice solution for -21m-8=64 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 -21m-8=64 equation: 


Simplifying
-21m + -8 = 64

Reorder the terms:
-8 + -21m = 64

Solving
-8 + -21m = 64

Solving for variable 'm'.

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

Add '8' to each side of the equation.
-8 + 8 + -21m = 64 + 8

Combine like terms: -8 + 8 = 0
0 + -21m = 64 + 8
-21m = 64 + 8

Combine like terms: 64 + 8 = 72
-21m = 72

Divide each side by '-21'.
m = -3.428571429

Simplifying
m = -3.428571429

See similar equations:

| 18-38=-5x | | 6x-7=10-3x | | 8z+4z=-9-4+3z | | 8+6+x=5+9 | | y=8x-23 | | 21x+10-5=22x+4 | | -3y+10=-2(3y+7) | | 6x^7-3x^3+2x^7+8x^3= | | 4(4.15y)*(5.25y)=852.15 | | 27w+60=3w^2 | | 15x+5y=25 | | 4X-6+7X-9=9X+4+5X-12+X | | 10y+20=0 | | 6y+8=12y+8 | | 50=12t+15x+n | | 12x-5=15+t | | 6y+6=12y+8 | | a+10=3a-1 | | 4[-2(3x+3)+4(3x-5)]= | | 64-16*5n=16 | | 4n-(-7)=-28 | | 4n-(-7)=-28 | | -2x+0=0 | | 42+3b=-4b-4 | | -4(0)+y=12 | | -4x+0=12 | | -5(0)+y=0 | | y=x^2+bx+c | | -5x+0=0 | | 7+3x=7x-2 | | y-(-1)=-2 | | 2x-2=3x-3 |

Equations solver categories