21+m=3

Simple and best practice solution for 21+m=3 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 21+m=3 equation: 


Simplifying
21 + m = 3

Solving
21 + m = 3

Solving for variable 'm'.

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

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

Combine like terms: 21 + -21 = 0
0 + m = 3 + -21
m = 3 + -21

Combine like terms: 3 + -21 = -18
m = -18

Simplifying
m = -18

See similar equations:

| (X-15)(x-15)=252 | | 7-8x=x^3 | | 0=5x^2-245 | | 7x-y(-4x-15)=-7 | | sin(2x)+2cos(x)=0 | | 1/3x=1/3 | | 6/3-6/3 | | 5x^2+10+5=0 | | x^2-4=2x+11 | | 5/12x-10=30 | | 1/2-3.2=15 | | 8e+3(e-5)=10 | | -f+19=-7f-17+15f | | 7x/4x:x^2/28x^2 | | 64x^2-160x+75=0 | | 20=24x+16 | | 12x-6/5=-18 | | 30x-14=18 | | Y=3cot(5x) | | 4xN=64 | | -20-6k=19+7k+13 | | 8x-8=-17 | | -18+14g=9g-3 | | N+9=37 | | 5x-3+6x-8-9x+1=3x | | 4p-7p+5=-1 | | (2a^4y^3/5y)/(4a/15y) | | (5+1)(1-0.5)= | | 5u^2+26u+5=0 | | 0=-16t^2+26t+12 | | 3x+2-5x-1=-6+4x-2+9 | | 6x-4y+4=0 |

Equations solver categories