2m-7=21-5m

Simple and best practice solution for 2m-7=21-5m 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 2m-7=21-5m equation:


Simplifying
2m + -7 = 21 + -5m

Reorder the terms:
-7 + 2m = 21 + -5m

Solving
-7 + 2m = 21 + -5m

Solving for variable 'm'.

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

Add '5m' to each side of the equation.
-7 + 2m + 5m = 21 + -5m + 5m

Combine like terms: 2m + 5m = 7m
-7 + 7m = 21 + -5m + 5m

Combine like terms: -5m + 5m = 0
-7 + 7m = 21 + 0
-7 + 7m = 21

Add '7' to each side of the equation.
-7 + 7 + 7m = 21 + 7

Combine like terms: -7 + 7 = 0
0 + 7m = 21 + 7
7m = 21 + 7

Combine like terms: 21 + 7 = 28
7m = 28

Divide each side by '7'.
m = 4

Simplifying
m = 4

See similar equations:

| 9x-115+4x+27=107 | | (2*3.14*4*6.6)+(2*3.14*16)= | | 6x-8=5x+1 | | h(t)=-5t^2+30t+35 | | -2(4t-3)+6t=3t-6 | | (2*3.14*r*6.6)+(2*3.14*16)= | | 5y=3x+6x-2 | | -2x+20y=20 | | sinx=-0.2 | | Y+10x=-3 | | (4x^3y^5/2x^4y^2)^3 | | v^2x^2-9x^2+v^2n^2-9n^2= | | (4x+10)+(15x-20)=180 | | (4x^3y^5/2x^4y^2)^23 | | (x-1)(x+2)=x(x-5) | | (4X3y5/2x4y2)3 | | 7=1/2x | | 856=4m | | 48=14u-8u | | -19x-12=-50 | | 4(3y-5)-(6y+5)= | | -4(5t-4)+6t=7t-6 | | -19x-12=50 | | -40=w-9 | | 10x-3x=63 | | x(x-2)=(x+1)(x-3) | | (n-1/(4n-6))-1/4 | | -17x-15=-100 | | (n-1/4n-6)-1/4 | | 2y^2-6y=16 | | 2.3+y=1.6 | | 7+18+3x=34 |

Equations solver categories