21-7u+1u=5-2u

Simple and best practice solution for 21-7u+1u=5-2u 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 21-7u+1u=5-2u equation: 



21-7u+1u=5-2u

We move all terms to the left:

21-7u+1u-(5-2u)=0

We add all the numbers together, and all the variables

-7u+1u-(-2u+5)+21=0

We add all the numbers together, and all the variables

-6u-(-2u+5)+21=0

We get rid of parentheses

-6u+2u-5+21=0

We add all the numbers together, and all the variables

-4u+16=0

We move all terms containing u to the left, all other terms to the right

-4u=-16

u=-16/-4

u=+4

See similar equations:

| x=126 | | 20-35u=-4-48 | | y+.3=y-3 | | 1-8y=9 | | 18n+21=27n+3 | | −25(y+34)=−16(y+3) | | 2.2(x-5.3)=0.2(-32.9+x) | | .2x+20=10 | | 7x+1=2x+8 | | 2.7(x−8)=−2.7(x+1.5) | | −3v−16=−v−4−3v−16=−v−4 | | 2(x+2)+x=2x+3 | | 3/7x+24=5 | | 36+26x=32x | | -12n=26 | | -8y+4=9y+5 | | 4m-43=9m-2 | | 2x^2+4x=1044 | | 10x2+x-4=0 | | (x-4)+(-x+1)+(-x+6)=20 | | 8x-41=4+35 | | 21=5^3x | | -4(x-3)=-5x | | (x+10)(x²-8x+16)=0 | | (x-2)-2(x-1)=x+1- | | (x+3)^2+x^2-9x=8 | | 6-2(1+5f)=29 | | (7*10^4)x/3=4*10^2 | | 8Z-7=9z-1 | | 400÷0.1×.2=x | | 6-7p=2p+3 | | -5x+13+6x=-4 |

Equations solver categories