3(w-7)+3w=21

Simple and best practice solution for 3(w-7)+3w=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 3(w-7)+3w=21 equation: 



3(w-7)+3w=21

We move all terms to the left:

3(w-7)+3w-(21)=0

We add all the numbers together, and all the variables

3w+3(w-7)-21=0

We multiply parentheses

3w+3w-21-21=0

We add all the numbers together, and all the variables

6w-42=0

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

6w=42

w=42/6

w=7

See similar equations:

| 7(x+2)-3=2(x+2) | | -6=6y+18+6y | | 3(x+6)=-6(2x-2)+6x | | -2(x+12)=3x-4 | | 2c-3*c-4=c+2 | | (9x+3)=(11x-17) | | 9x-5=30+9 | | 9x-2+4=20x+5 | | 125°-x=80° | | 15=21y | | 6v-18-8v=-20 | | |2x-5|=x+4 | | 12×n=144 | | -2(-8w+2)-4w=4(w-2)-2 | | −6u−20=7u+19 | | 16x-20=6x+80/ | | 12x−x=77 | | 24/y+16/y=5 | | 24/y+24/y=5 | | 1/2n+3=-1/8n-2 | | 6x=42.6 | | 4x/5=50 | | 10x−8/3−4x=6x1 | | n+14.7=4.7 | | -6y-24=-2(y+6) | | ½(12x+10)-18=-⅘(45x-15) | | 3n-11=7n+3-4n | | 3y+1=y+15 | | 30+5+10x=180+13= | | X^2+(x+2)^2+4=130 | | 8+8(1+6x)=352 | | −4x+8=−48 |

Equations solver categories