21d+3=12-6d

Simple and best practice solution for 21d+3=12-6d 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 21d+3=12-6d equation:


Simplifying
21d + 3 = 12 + -6d

Reorder the terms:
3 + 21d = 12 + -6d

Solving
3 + 21d = 12 + -6d

Solving for variable 'd'.

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

Add '6d' to each side of the equation.
3 + 21d + 6d = 12 + -6d + 6d

Combine like terms: 21d + 6d = 27d
3 + 27d = 12 + -6d + 6d

Combine like terms: -6d + 6d = 0
3 + 27d = 12 + 0
3 + 27d = 12

Add '-3' to each side of the equation.
3 + -3 + 27d = 12 + -3

Combine like terms: 3 + -3 = 0
0 + 27d = 12 + -3
27d = 12 + -3

Combine like terms: 12 + -3 = 9
27d = 9

Divide each side by '27'.
d = 0.3333333333

Simplifying
d = 0.3333333333

See similar equations:

| 4(3y+3)-(5-y)=20 | | 45r^2-210r+245=0 | | Ax+Gy= | | 3x+1=8x-25 | | 4a+58=45 | | 2.7x(-3.2)= | | 6(x+3)=4-8x | | 2b+21=5b+3 | | 3x+7=-1x+1 | | 17y+25=76 | | 4x^2-24x=3x^2-8x-4 | | ax-y=45-9x | | 8.5(2x+6)=14x+9 | | 4y-3=5y+7 | | 4x+4y+2=0 | | -2(3-x)=4 | | 25+10(2x-4)+5(5x+2)=880 | | 14+4c=38 | | W+3=-w+6 | | 6X+0.6=42.6 | | 8b+5-3b= | | -4(-7+8)= | | -5x-3[4(2x-3)-5x]= | | 2x-18=45 | | 2b+6=72 | | 30n^3+18n^2+54n=0 | | 4x+20=7x+29 | | 2b-18=45 | | f(-x)=x^3-x+4 | | 44+30f=99+25f | | 5(h-4)+27=5h+7 | | 3x-8y=142 |

Equations solver categories