m-42=-21

Simple and best practice solution for m-42=-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 m-42=-21 equation: 


Simplifying
m + -42 = -21

Reorder the terms:
-42 + m = -21

Solving
-42 + m = -21

Solving for variable 'm'.

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

Add '42' to each side of the equation.
-42 + 42 + m = -21 + 42

Combine like terms: -42 + 42 = 0
0 + m = -21 + 42
m = -21 + 42

Combine like terms: -21 + 42 = 21
m = 21

Simplifying
m = 21

See similar equations:

| F(5)=3x+2 | | 10x+13=2x+117 | | 8+4t=13-t | | 5(x+2)=3(x-6) | | 84=-6(n-7) | | -9x^3=-18 | | x^2+4x-4x=0 | | 2x-100=458 | | 5x^2+41x+40=0 | | 5x^3=60 | | 2(2x-2)=2(x+7) | | 7(10-3w)=5(25-4w) | | t^2-t=66 | | 12.3e+4= | | 7x+5=4x+2 | | 12.3e+17= | | 214=-4(1+7p)-6 | | 4w+2-5=3(2w+1) | | -x^2+3=16-1 | | 18-x/3=-7 | | x^2+y^2+4x+8y+16=0 | | 5x-12=12+2x | | 15d^2+29d+12=0 | | 7x-3=4x+18 | | 210-5x=31x+18 | | 15-3y=7x | | y=2y-10 | | r/3-16=2 | | n/5-4=-10 | | -(6xy-10)+2(6xy+7)= | | 99-2X=5X-15 | | 0=-16t^2-30t+6 |

Equations solver categories