15+4(m-4)=21

Simple and best practice solution for 15+4(m-4)=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 15+4(m-4)=21 equation:


Simplifying
15 + 4(m + -4) = 21

Reorder the terms:
15 + 4(-4 + m) = 21
15 + (-4 * 4 + m * 4) = 21
15 + (-16 + 4m) = 21

Combine like terms: 15 + -16 = -1
-1 + 4m = 21

Solving
-1 + 4m = 21

Solving for variable 'm'.

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

Add '1' to each side of the equation.
-1 + 1 + 4m = 21 + 1

Combine like terms: -1 + 1 = 0
0 + 4m = 21 + 1
4m = 21 + 1

Combine like terms: 21 + 1 = 22
4m = 22

Divide each side by '4'.
m = 5.5

Simplifying
m = 5.5

See similar equations:

| -54xy+45xyz= | | 3=ab^2 | | Jz+m=y-aj | | Je+m=z-aj | | 3x-4x-6=-1(x+2)+8 | | 8x-(4x-10)=38 | | 19=1-8a+2a | | 2x+14x-8x=167-20 | | -6x-1=-37+3x | | 7a-5+5a=12-2a-3a | | 8.56-h=50 | | 15+3x=35x | | 51+-1y+760.5+-1y= | | 7a+5+8=6 | | 2.55t+5=13.5t+14 | | u/2/-4=-12 | | 6X+8-4=10x | | 4/5x2/4 | | 3x^2+3.83x+2=0 | | 8u^2-20u/4u^2-28u | | 6k-1=0 | | H(t)=5t+30t+12 | | 0.031=0.82*h | | 4a+a=-1+4a | | 6p-6-5=-17 | | (1/3)x(1/4) | | 0=12000/x^2 | | 7g^2-2g+10=0 | | 2x+6x+8=4x-2x(x-2) | | 7(m-6)m=8 | | 20.x/5=1600 | | v=1/3B*h |

Equations solver categories