3m-7=20

Simple and best practice solution for 3m-7=20 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 3m-7=20 equation: 


Simplifying
3m + -7 = 20

Reorder the terms:
-7 + 3m = 20

Solving
-7 + 3m = 20

Solving for variable 'm'.

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

Add '7' to each side of the equation.
-7 + 7 + 3m = 20 + 7

Combine like terms: -7 + 7 = 0
0 + 3m = 20 + 7
3m = 20 + 7

Combine like terms: 20 + 7 = 27
3m = 27

Divide each side by '3'.
m = 9

Simplifying
m = 9

See similar equations:

| -6x-2=5x-1 | | 6(-7+x)=0 | | 4(-3-5x)= | | -1-4x=3x+14 | | 220=2x-12 | | 455=180+1.5x+3x+x | | 4(3+5x)= | | 455=180 | | 2(-4x-4)=-16 | | 2(4+5y)= | | 3*y=10.5 | | 12-4x+15-2x= | | 42*4= | | -3x+81=17-x | | x+6-4=16 | | s^2+4s-45= | | 7(5-2x)=-35 | | 4y-x+2=0 | | 1y+5y=24 | | 8h+12=-18+13h | | 4y+x+2=0 | | 8h-6=-12+10h | | p+5=21 | | 8h-6=-12+-10h | | 2x^2+x+43=0 | | 6/7+y=-84 | | (7-8i)(1+i)=0 | | 8h-6=-12+-13h | | 8h-6=-18+-13h | | 5c^2+32c-21=0 | | -3(3x-7)=-33 | | 9h-3=-10+10h |

Equations solver categories