-21=2w-7

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



-21=2w-7

We move all terms to the left:

-21-(2w-7)=0

We get rid of parentheses

-2w+7-21=0

We add all the numbers together, and all the variables

-2w-14=0

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

-2w=14

w=14/-2

w=-7

See similar equations:

| 5m-(6m+9=11 | | w/5-11=14 | | 5x-35=-20 | | 9x+11=9x+10 | | 3x-8=19x+1 | | 8h-2h=6 | | 0.2x=2x-27 | | –5x–5=–7–4x | | 12(8+11x)=-26+10x | | 100+12x+32=180 | | 6x+2x-9=4(2x+6) | | 1/5x=2x-27 | | -9=-3(3x-12 | | -8x+11=8x-11 | | 9+9u-9u=-3u-9 | | 7x-18=7x+19 | | 8k-6=-42 | | 9x+x-5=23 | | -2x+14=-9 | | 84=3(4+3r | | 8k-6=66 | | –40=–4+6m | | -7z-8=-10-9z | | 7=9v-2v | | 8=x11 | | 8+4m=-10+m | | 2n-6n=4n | | 430÷x=43 | | 3.4g=5/8 | | x^2+50x=10400 | | x2+12x+20=0x= | | x=1.7.x2+3x |

Equations solver categories