3m+30=7m-2

Simple and best practice solution for 3m+30=7m-2 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+30=7m-2 equation:


Simplifying
3m + 30 = 7m + -2

Reorder the terms:
30 + 3m = 7m + -2

Reorder the terms:
30 + 3m = -2 + 7m

Solving
30 + 3m = -2 + 7m

Solving for variable 'm'.

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

Add '-7m' to each side of the equation.
30 + 3m + -7m = -2 + 7m + -7m

Combine like terms: 3m + -7m = -4m
30 + -4m = -2 + 7m + -7m

Combine like terms: 7m + -7m = 0
30 + -4m = -2 + 0
30 + -4m = -2

Add '-30' to each side of the equation.
30 + -30 + -4m = -2 + -30

Combine like terms: 30 + -30 = 0
0 + -4m = -2 + -30
-4m = -2 + -30

Combine like terms: -2 + -30 = -32
-4m = -32

Divide each side by '-4'.
m = 8

Simplifying
m = 8

See similar equations:

| (D^2-2D+3)y=x^2-1 | | 5*x+3*y=22 | | 3x+7=9x-4 | | -3(x+1)=45 | | 3p+12=12+5p | | -6=13 | | 6x=y+-4 | | -8=15 | | 6x=y-4 | | 2.2.2.5x=10 | | -4.4.4.9x=19.6 | | 6.6.6.2x=31 | | y=-2*(3)+2 | | -6x+2x-1=22+2x | | -6x=y-4 | | 6(x+2x)=8x-40 | | 30(x-2)=5x+8 | | 12(x+5)+4x=76 | | 5+7y^3= | | 2.5x-1=-31 | | -5x-13+3x=-25 | | -t^2+12t=32 | | 6x^3y^5-19xy^9z= | | 0.5x-1=x+3 | | 38x^2-19x^2y^4= | | 6z+4=28 | | 9y-4y= | | 2y-y=-4 | | 2y=-4 | | 5n=121 | | 9b=42 | | 70-t=18 |

Equations solver categories