660=21(d+19)

Simple and best practice solution for 660=21(d+19) 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 660=21(d+19) equation: 



660=21(d+19)

We move all terms to the left:

660-(21(d+19))=0



We calculate terms in parentheses: -(21(d+19)), so:

21(d+19)

We multiply parentheses

21d+399

Back to the equation:

-(21d+399)



We get rid of parentheses

-21d-399+660=0

We add all the numbers together, and all the variables

-21d+261=0

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

-21d=-261

d=-261/-21

d=12+3/7

See similar equations:

| d+180/14=29 | | –4x–3=–6x+9 | | 30(g+11)=660 | | 22(m+20)=748 | | 8j+82=866 | | 9c–9=9 | | 18+20w=778 | | 43-h=14 | | 4x-25=2x+37 | | 912=c | | x+2x+90+81+60=360 | | x+3x+2x+81+69=360 | | 175+2h=1037 | | ​5(1+20)=5(x+20)=71+3071+30 | | 7x+37=67-3 | | b+0=12 | | 2x+6-7x=-14 | | 3(3x+2)=2(2x-2) | | 3x+2+x+4=30 | | 5^3x=9^2-x | | 3x–4=x+6 | | r+3r=15 | | m-5.2=13.8 | | 6.5(x+4)=8.8x+22 | | F(x)=2x²-2 | | 4x+6x=10+40 | | 8x–4x=48 | | Nx3-20=106 | | 2(6−2y)=4y−9 | | N÷3x4+2=22 | | 4(3^2x+1)+17(3^x)−7=0 | | 5(4w+9)/4=9 |

Equations solver categories