13+m=4m+21

Simple and best practice solution for 13+m=4m+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 13+m=4m+21 equation:


Simplifying
13 + m = 4m + 21

Reorder the terms:
13 + m = 21 + 4m

Solving
13 + m = 21 + 4m

Solving for variable 'm'.

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

Add '-4m' to each side of the equation.
13 + m + -4m = 21 + 4m + -4m

Combine like terms: m + -4m = -3m
13 + -3m = 21 + 4m + -4m

Combine like terms: 4m + -4m = 0
13 + -3m = 21 + 0
13 + -3m = 21

Add '-13' to each side of the equation.
13 + -13 + -3m = 21 + -13

Combine like terms: 13 + -13 = 0
0 + -3m = 21 + -13
-3m = 21 + -13

Combine like terms: 21 + -13 = 8
-3m = 8

Divide each side by '-3'.
m = -2.666666667

Simplifying
m = -2.666666667

See similar equations:

| 1.5b=-14.5 | | v+1=6v-6 | | 5=8x-7x+1 | | -3y+10=-6y-2 | | -2+4(k-2)=-10+5k | | 0=4.5y | | -4n-21=-4(n-4) | | -1.6(-4p+1)+1.3= | | x+35=(20)(2) | | 7+3y=4y+5 | | -4/7=8-2f/3 | | 2(5x+9)=-36+14 | | 79=3(r+1)+2(7r+4) | | 3(2t-5)-(2t-2)=-54-(5t+4) | | 2x-(3+5x)=3(2x+3)+6 | | f(-1)=-(x^2+2x-3) | | 3x+16=9x+46 | | 2+4b=4+3b | | 3/2(3x+3)=3(1-2x)+12 | | 0.5t=3.5 | | 2a+10=-8 | | 5x-3y=88 | | x+72+31=180 | | 12x=(6)(8) | | 4w+3x=0 | | 2ax+ab=ab+b | | 36+1-12h=4h | | 1.285714286y-14=-5 | | 2x+8=2x-10 | | -27+20r=33 | | 0.9x+0.6x-6=-9 | | 36-12h=4h+1 |

Equations solver categories